Download DUET (Delhi University Entrance Test conducted by the NTA) 2018 DU MSc Environmental Studies Question Paper With Solution Key
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DU MSc Environmental Studies
Topic:- DU_J18_MSC_ES
The most important constituent of water hardness is
[Question ID = 2576]
1. Nitrogen [Option ID = 10307]
2. Iron [Option ID = 10303]
3. Phosphorus [Option ID = 10301]
4. Calcium [Option ID = 10305]
Correct Answer :-
Calcium [Option ID = 10305]
World?s first national park was established in 1872 largely in response to the efforts of naturalist and writer John Muir who was a
strong believer of: [Question ID = 2603]
1. Utilitarian conservationist approach [Option ID = 10409]
2. Biocentric preservationist approach [Option ID = 10410]
3. Anthropocentric approach [Option ID = 10411]
4. Cultural approach [Option ID = 10412]
Correct Answer :-
Biocentric preservationist approach [Option ID = 10410]
Reverse sexual size dimorphism is often seen in: [Question ID = 2592]
1. Sarus Crane [Option ID = 10365]
2. Raptors [Option ID = 10367]
3. Indian Peafowl [Option ID = 10366]
4. Dabbling ducks [Option ID = 10368]
Correct Answer :-
Raptors [Option ID = 10367]
Microbiome refers to: [Question ID = 2600]
1. Genetic material of the entire collection of microorganisms in a specific niche [Option ID = 10397]
2. Genetic material of all the members of a genus [Option ID = 10399]
3. Genetic material of all the members of a family [Option ID = 10400]
4. Genetic material of all the members of a population [Option ID = 10398]
Correct Answer :-
Genetic material of the entire collection of microorganisms in a specific niche [Option ID = 10397]
Which of the following biomes is least suitable for agriculture? [Question ID = 2615]
1. Boreal forest [Option ID = 10457]
2. Grassland [Option ID = 10460]
3. Savanna [Option ID = 10458]
4. Deciduous forest [Option ID = 10459]
Correct Answer :-
Boreal forest [Option ID = 10457]
Birds and mammals in the colder regions have larger body size compared to their con-specifics of the warmer regions. This
phenomenon is also known as: [Question ID = 2591]
1. Jordan?s Rule [Option ID = 10364]
2. Gloger?s Rule [Option ID = 10363]
3. Allen?s Rule [Option ID = 10361]
4. Bergman?s Rule [Option ID = 10362]
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1)
2)
3)
4)
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6)
DU MSc Environmental Studies
Topic:- DU_J18_MSC_ES
The most important constituent of water hardness is
[Question ID = 2576]
1. Nitrogen [Option ID = 10307]
2. Iron [Option ID = 10303]
3. Phosphorus [Option ID = 10301]
4. Calcium [Option ID = 10305]
Correct Answer :-
Calcium [Option ID = 10305]
World?s first national park was established in 1872 largely in response to the efforts of naturalist and writer John Muir who was a
strong believer of: [Question ID = 2603]
1. Utilitarian conservationist approach [Option ID = 10409]
2. Biocentric preservationist approach [Option ID = 10410]
3. Anthropocentric approach [Option ID = 10411]
4. Cultural approach [Option ID = 10412]
Correct Answer :-
Biocentric preservationist approach [Option ID = 10410]
Reverse sexual size dimorphism is often seen in: [Question ID = 2592]
1. Sarus Crane [Option ID = 10365]
2. Raptors [Option ID = 10367]
3. Indian Peafowl [Option ID = 10366]
4. Dabbling ducks [Option ID = 10368]
Correct Answer :-
Raptors [Option ID = 10367]
Microbiome refers to: [Question ID = 2600]
1. Genetic material of the entire collection of microorganisms in a specific niche [Option ID = 10397]
2. Genetic material of all the members of a genus [Option ID = 10399]
3. Genetic material of all the members of a family [Option ID = 10400]
4. Genetic material of all the members of a population [Option ID = 10398]
Correct Answer :-
Genetic material of the entire collection of microorganisms in a specific niche [Option ID = 10397]
Which of the following biomes is least suitable for agriculture? [Question ID = 2615]
1. Boreal forest [Option ID = 10457]
2. Grassland [Option ID = 10460]
3. Savanna [Option ID = 10458]
4. Deciduous forest [Option ID = 10459]
Correct Answer :-
Boreal forest [Option ID = 10457]
Birds and mammals in the colder regions have larger body size compared to their con-specifics of the warmer regions. This
phenomenon is also known as: [Question ID = 2591]
1. Jordan?s Rule [Option ID = 10364]
2. Gloger?s Rule [Option ID = 10363]
3. Allen?s Rule [Option ID = 10361]
4. Bergman?s Rule [Option ID = 10362]
7)
8)
9)
10)
11)
12)
13)
Correct Answer :-
Bergman?s Rule [Option ID = 10362]
Lotka-Volterra model is associated with: [Question ID = 2620]
1. All of these [Option ID = 10480]
2. Plant-herbivore interaction [Option ID = 10477]
3. Herbivore-carnivore interactions [Option ID = 10479]
4. Host-parasite interaction [Option ID = 10478]
Correct Answer :-
All of these [Option ID = 10480]
_______ niche of an organism is usually ________ than its _______ niche: [Question ID = 2612]
1. Fundamental, Broader, Realized [Option ID = 10446]
2. Fundamental, Narrower, Realized [Option ID = 10448]
3. Realized, Narrower, Fundamental [Option ID = 10447]
4. Realized, Broader, Fundamental [Option ID = 10445]
Correct Answer :-
Fundamental, Broader, Realized [Option ID = 10446]
Realized, Narrower, Fundamental [Option ID = 10447]
Living organisms change the chemical species of an inorganic element by a process called: [Question ID = 2602]
1. Biodegradation [Option ID = 10406]
2. Ecological transfer [Option ID = 10408]
3. Biotransformation [Option ID = 10407]
4. Trophic transfer [Option ID = 10405]
Correct Answer :-
Biotransformation [Option ID = 10407]
When a detective interprets general habits of a stranger on the basis of isolated observations, he is exercising: [Question ID = 2601]
1. Both Deductive reasoning and Inductive reasoning [Option ID = 10403]
2. Neither Deductive reasoning nor Inductive reasoning [Option ID = 10404]
3. Deductive reasoning [Option ID = 10401]
4. Inductive reasoning [Option ID = 10402]
Correct Answer :-
Inductive reasoning [Option ID = 10402]
The open surface water in a lake away from the shore is known as: [Question ID = 2581]
1. Benthic zone [Option ID = 10321]
2. Limnetic zone [Option ID = 10324]
3. Profundal zone [Option ID = 10322]
4. Littoral zone [Option ID = 10323]
Correct Answer :-
Limnetic zone [Option ID = 10324]
In a human population of 20000, if there are 400 births per year and 200 deaths per year. What is the growth rate of the
population? [Question ID = 2619]
1. 10 % [Option ID = 10474]
2. 2 % [Option ID = 10475]
3. 20 % [Option ID = 10476]
4. 1 % [Option ID = 10473]
Correct Answer :-
1 % [Option ID = 10473]
Kalpakkam is famous for: [Question ID = 2579]
1. Hydroelectricity plant [Option ID = 10314]
2. Coal Power plant [Option ID = 10315]
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2)
3)
4)
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6)
DU MSc Environmental Studies
Topic:- DU_J18_MSC_ES
The most important constituent of water hardness is
[Question ID = 2576]
1. Nitrogen [Option ID = 10307]
2. Iron [Option ID = 10303]
3. Phosphorus [Option ID = 10301]
4. Calcium [Option ID = 10305]
Correct Answer :-
Calcium [Option ID = 10305]
World?s first national park was established in 1872 largely in response to the efforts of naturalist and writer John Muir who was a
strong believer of: [Question ID = 2603]
1. Utilitarian conservationist approach [Option ID = 10409]
2. Biocentric preservationist approach [Option ID = 10410]
3. Anthropocentric approach [Option ID = 10411]
4. Cultural approach [Option ID = 10412]
Correct Answer :-
Biocentric preservationist approach [Option ID = 10410]
Reverse sexual size dimorphism is often seen in: [Question ID = 2592]
1. Sarus Crane [Option ID = 10365]
2. Raptors [Option ID = 10367]
3. Indian Peafowl [Option ID = 10366]
4. Dabbling ducks [Option ID = 10368]
Correct Answer :-
Raptors [Option ID = 10367]
Microbiome refers to: [Question ID = 2600]
1. Genetic material of the entire collection of microorganisms in a specific niche [Option ID = 10397]
2. Genetic material of all the members of a genus [Option ID = 10399]
3. Genetic material of all the members of a family [Option ID = 10400]
4. Genetic material of all the members of a population [Option ID = 10398]
Correct Answer :-
Genetic material of the entire collection of microorganisms in a specific niche [Option ID = 10397]
Which of the following biomes is least suitable for agriculture? [Question ID = 2615]
1. Boreal forest [Option ID = 10457]
2. Grassland [Option ID = 10460]
3. Savanna [Option ID = 10458]
4. Deciduous forest [Option ID = 10459]
Correct Answer :-
Boreal forest [Option ID = 10457]
Birds and mammals in the colder regions have larger body size compared to their con-specifics of the warmer regions. This
phenomenon is also known as: [Question ID = 2591]
1. Jordan?s Rule [Option ID = 10364]
2. Gloger?s Rule [Option ID = 10363]
3. Allen?s Rule [Option ID = 10361]
4. Bergman?s Rule [Option ID = 10362]
7)
8)
9)
10)
11)
12)
13)
Correct Answer :-
Bergman?s Rule [Option ID = 10362]
Lotka-Volterra model is associated with: [Question ID = 2620]
1. All of these [Option ID = 10480]
2. Plant-herbivore interaction [Option ID = 10477]
3. Herbivore-carnivore interactions [Option ID = 10479]
4. Host-parasite interaction [Option ID = 10478]
Correct Answer :-
All of these [Option ID = 10480]
_______ niche of an organism is usually ________ than its _______ niche: [Question ID = 2612]
1. Fundamental, Broader, Realized [Option ID = 10446]
2. Fundamental, Narrower, Realized [Option ID = 10448]
3. Realized, Narrower, Fundamental [Option ID = 10447]
4. Realized, Broader, Fundamental [Option ID = 10445]
Correct Answer :-
Fundamental, Broader, Realized [Option ID = 10446]
Realized, Narrower, Fundamental [Option ID = 10447]
Living organisms change the chemical species of an inorganic element by a process called: [Question ID = 2602]
1. Biodegradation [Option ID = 10406]
2. Ecological transfer [Option ID = 10408]
3. Biotransformation [Option ID = 10407]
4. Trophic transfer [Option ID = 10405]
Correct Answer :-
Biotransformation [Option ID = 10407]
When a detective interprets general habits of a stranger on the basis of isolated observations, he is exercising: [Question ID = 2601]
1. Both Deductive reasoning and Inductive reasoning [Option ID = 10403]
2. Neither Deductive reasoning nor Inductive reasoning [Option ID = 10404]
3. Deductive reasoning [Option ID = 10401]
4. Inductive reasoning [Option ID = 10402]
Correct Answer :-
Inductive reasoning [Option ID = 10402]
The open surface water in a lake away from the shore is known as: [Question ID = 2581]
1. Benthic zone [Option ID = 10321]
2. Limnetic zone [Option ID = 10324]
3. Profundal zone [Option ID = 10322]
4. Littoral zone [Option ID = 10323]
Correct Answer :-
Limnetic zone [Option ID = 10324]
In a human population of 20000, if there are 400 births per year and 200 deaths per year. What is the growth rate of the
population? [Question ID = 2619]
1. 10 % [Option ID = 10474]
2. 2 % [Option ID = 10475]
3. 20 % [Option ID = 10476]
4. 1 % [Option ID = 10473]
Correct Answer :-
1 % [Option ID = 10473]
Kalpakkam is famous for: [Question ID = 2579]
1. Hydroelectricity plant [Option ID = 10314]
2. Coal Power plant [Option ID = 10315]
14)
15)
16)
17)
18)
19)
3. Thermal power plant [Option ID = 10313]
4. Nuclear Power Plant [Option ID = 10316]
Correct Answer :-
Nuclear Power Plant [Option ID = 10316]
Human-driven changes to vegetation include: [Question ID = 2583]
1. All of these [Option ID = 10332]
2. Extinction [Option ID = 10330]
3. Range size change [Option ID = 10331]
4. Exotic species invasion [Option ID = 10329]
Correct Answer :-
All of these [Option ID = 10332]
The largest mangrove habitats in India are in: [Question ID = 2598]
1. Andaman islands [Option ID = 10390]
2. Sunderbans [Option ID = 10389]
3. Gulf of Kutch [Option ID = 10392]
4. Gulf of Mannar [Option ID = 10391]
Correct Answer :-
Sunderbans [Option ID = 10389]
Phytostimulation is widely used for degradation of hydrocarbons in the soil. The principle of this technology is:
[Question ID = 2616]
1. Stimulation of enzymes in leaves of plants which can degrade the contaminants [Option ID = 10461]
2. Stimulation of hydrocarbon degrading microbes in soil by plant root exudates [Option ID = 10462]
3. Stimulation of chemical reactions by plants which result in hydrocarbon degradation [Option ID = 10463]
4. Stimulation of growth of plant which accumulates hydrocarbons inside the leaves [Option ID = 10464]
Correct Answer :-
Stimulation of hydrocarbon degrading microbes in soil by plant root exudates [Option ID = 10462]
Thermal power plant is considered as a: [Question ID = 2582]
1. Both Diffuse source of pollutants and Point source of pollutants [Option ID = 10327]
2. None of these [Option ID = 10328]
3. Point source of pollutants [Option ID = 10326]
4. Diffuse source of pollutants [Option ID = 10325]
Correct Answer :-
Point source of pollutants [Option ID = 10326]
As per Carl Woese, the three domains of life are: [Question ID = 2608]
1. Crenarchaeota, Euryarchaeota, Bacteria [Option ID = 10431]
2. Extremophiles, Metallophiles, Thermophiles [Option ID = 10432]
3. Eukarya, Bacteria, Archaea [Option ID = 10429]
4. Animal, Fungi, Bacteria [Option ID = 10430]
Correct Answer :-
Eukarya, Bacteria, Archaea [Option ID = 10429]
As per 2006 notification of Gazette of India, Environmental Impact Assessment report of a proposed river valley project after
environmental clearance is applicable for a maximum period of: [Question ID = 2596]
1. 10 years [Option ID = 10382]
2. 30 years [Option ID = 10383]
3. 5 years [Option ID = 10381]
4. 2 years [Option ID = 10384]
Correct Answer :-
10 years [Option ID = 10382]
FirstRanker.com - FirstRanker's Choice
1)
2)
3)
4)
5)
6)
DU MSc Environmental Studies
Topic:- DU_J18_MSC_ES
The most important constituent of water hardness is
[Question ID = 2576]
1. Nitrogen [Option ID = 10307]
2. Iron [Option ID = 10303]
3. Phosphorus [Option ID = 10301]
4. Calcium [Option ID = 10305]
Correct Answer :-
Calcium [Option ID = 10305]
World?s first national park was established in 1872 largely in response to the efforts of naturalist and writer John Muir who was a
strong believer of: [Question ID = 2603]
1. Utilitarian conservationist approach [Option ID = 10409]
2. Biocentric preservationist approach [Option ID = 10410]
3. Anthropocentric approach [Option ID = 10411]
4. Cultural approach [Option ID = 10412]
Correct Answer :-
Biocentric preservationist approach [Option ID = 10410]
Reverse sexual size dimorphism is often seen in: [Question ID = 2592]
1. Sarus Crane [Option ID = 10365]
2. Raptors [Option ID = 10367]
3. Indian Peafowl [Option ID = 10366]
4. Dabbling ducks [Option ID = 10368]
Correct Answer :-
Raptors [Option ID = 10367]
Microbiome refers to: [Question ID = 2600]
1. Genetic material of the entire collection of microorganisms in a specific niche [Option ID = 10397]
2. Genetic material of all the members of a genus [Option ID = 10399]
3. Genetic material of all the members of a family [Option ID = 10400]
4. Genetic material of all the members of a population [Option ID = 10398]
Correct Answer :-
Genetic material of the entire collection of microorganisms in a specific niche [Option ID = 10397]
Which of the following biomes is least suitable for agriculture? [Question ID = 2615]
1. Boreal forest [Option ID = 10457]
2. Grassland [Option ID = 10460]
3. Savanna [Option ID = 10458]
4. Deciduous forest [Option ID = 10459]
Correct Answer :-
Boreal forest [Option ID = 10457]
Birds and mammals in the colder regions have larger body size compared to their con-specifics of the warmer regions. This
phenomenon is also known as: [Question ID = 2591]
1. Jordan?s Rule [Option ID = 10364]
2. Gloger?s Rule [Option ID = 10363]
3. Allen?s Rule [Option ID = 10361]
4. Bergman?s Rule [Option ID = 10362]
7)
8)
9)
10)
11)
12)
13)
Correct Answer :-
Bergman?s Rule [Option ID = 10362]
Lotka-Volterra model is associated with: [Question ID = 2620]
1. All of these [Option ID = 10480]
2. Plant-herbivore interaction [Option ID = 10477]
3. Herbivore-carnivore interactions [Option ID = 10479]
4. Host-parasite interaction [Option ID = 10478]
Correct Answer :-
All of these [Option ID = 10480]
_______ niche of an organism is usually ________ than its _______ niche: [Question ID = 2612]
1. Fundamental, Broader, Realized [Option ID = 10446]
2. Fundamental, Narrower, Realized [Option ID = 10448]
3. Realized, Narrower, Fundamental [Option ID = 10447]
4. Realized, Broader, Fundamental [Option ID = 10445]
Correct Answer :-
Fundamental, Broader, Realized [Option ID = 10446]
Realized, Narrower, Fundamental [Option ID = 10447]
Living organisms change the chemical species of an inorganic element by a process called: [Question ID = 2602]
1. Biodegradation [Option ID = 10406]
2. Ecological transfer [Option ID = 10408]
3. Biotransformation [Option ID = 10407]
4. Trophic transfer [Option ID = 10405]
Correct Answer :-
Biotransformation [Option ID = 10407]
When a detective interprets general habits of a stranger on the basis of isolated observations, he is exercising: [Question ID = 2601]
1. Both Deductive reasoning and Inductive reasoning [Option ID = 10403]
2. Neither Deductive reasoning nor Inductive reasoning [Option ID = 10404]
3. Deductive reasoning [Option ID = 10401]
4. Inductive reasoning [Option ID = 10402]
Correct Answer :-
Inductive reasoning [Option ID = 10402]
The open surface water in a lake away from the shore is known as: [Question ID = 2581]
1. Benthic zone [Option ID = 10321]
2. Limnetic zone [Option ID = 10324]
3. Profundal zone [Option ID = 10322]
4. Littoral zone [Option ID = 10323]
Correct Answer :-
Limnetic zone [Option ID = 10324]
In a human population of 20000, if there are 400 births per year and 200 deaths per year. What is the growth rate of the
population? [Question ID = 2619]
1. 10 % [Option ID = 10474]
2. 2 % [Option ID = 10475]
3. 20 % [Option ID = 10476]
4. 1 % [Option ID = 10473]
Correct Answer :-
1 % [Option ID = 10473]
Kalpakkam is famous for: [Question ID = 2579]
1. Hydroelectricity plant [Option ID = 10314]
2. Coal Power plant [Option ID = 10315]
14)
15)
16)
17)
18)
19)
3. Thermal power plant [Option ID = 10313]
4. Nuclear Power Plant [Option ID = 10316]
Correct Answer :-
Nuclear Power Plant [Option ID = 10316]
Human-driven changes to vegetation include: [Question ID = 2583]
1. All of these [Option ID = 10332]
2. Extinction [Option ID = 10330]
3. Range size change [Option ID = 10331]
4. Exotic species invasion [Option ID = 10329]
Correct Answer :-
All of these [Option ID = 10332]
The largest mangrove habitats in India are in: [Question ID = 2598]
1. Andaman islands [Option ID = 10390]
2. Sunderbans [Option ID = 10389]
3. Gulf of Kutch [Option ID = 10392]
4. Gulf of Mannar [Option ID = 10391]
Correct Answer :-
Sunderbans [Option ID = 10389]
Phytostimulation is widely used for degradation of hydrocarbons in the soil. The principle of this technology is:
[Question ID = 2616]
1. Stimulation of enzymes in leaves of plants which can degrade the contaminants [Option ID = 10461]
2. Stimulation of hydrocarbon degrading microbes in soil by plant root exudates [Option ID = 10462]
3. Stimulation of chemical reactions by plants which result in hydrocarbon degradation [Option ID = 10463]
4. Stimulation of growth of plant which accumulates hydrocarbons inside the leaves [Option ID = 10464]
Correct Answer :-
Stimulation of hydrocarbon degrading microbes in soil by plant root exudates [Option ID = 10462]
Thermal power plant is considered as a: [Question ID = 2582]
1. Both Diffuse source of pollutants and Point source of pollutants [Option ID = 10327]
2. None of these [Option ID = 10328]
3. Point source of pollutants [Option ID = 10326]
4. Diffuse source of pollutants [Option ID = 10325]
Correct Answer :-
Point source of pollutants [Option ID = 10326]
As per Carl Woese, the three domains of life are: [Question ID = 2608]
1. Crenarchaeota, Euryarchaeota, Bacteria [Option ID = 10431]
2. Extremophiles, Metallophiles, Thermophiles [Option ID = 10432]
3. Eukarya, Bacteria, Archaea [Option ID = 10429]
4. Animal, Fungi, Bacteria [Option ID = 10430]
Correct Answer :-
Eukarya, Bacteria, Archaea [Option ID = 10429]
As per 2006 notification of Gazette of India, Environmental Impact Assessment report of a proposed river valley project after
environmental clearance is applicable for a maximum period of: [Question ID = 2596]
1. 10 years [Option ID = 10382]
2. 30 years [Option ID = 10383]
3. 5 years [Option ID = 10381]
4. 2 years [Option ID = 10384]
Correct Answer :-
10 years [Option ID = 10382]
20)
21)
22)
23)
24)
25)
26)
What is the source of energy for deep-sea organisms in hydrothermal vents? [Question ID = 2610]
1. Inorganic compounds [Option ID = 10440]
2. Sun [Option ID = 10437]
3. Ocean wave energy [Option ID = 10439]
4. Organic matter that settles at sea floor [Option ID = 10438]
Correct Answer :-
Inorganic compounds [Option ID = 10440]
Identify the place of origin of river Narmada: [Question ID = 2578]
1. Naramdapur [Option ID = 10312]
2. Devpura [Option ID = 10311]
3. Narendra Nagar [Option ID = 10309]
4. Amarkantak [Option ID = 10310]
Correct Answer :-
Amarkantak [Option ID = 10310]
Identify the incorrect match: [Question ID = 2614]
1. National Bureau of Soil Survey and Land Use Planning ? Nagpur [Option ID = 10455]
2. National Bureau of Plant Genetic Resources (NBPGR) ? New Delhi [Option ID = 10454]
3. National Bureau of Animal Genetic Resources ? Mumbai [Option ID = 10453]
4. National Bureau of Fish Genetic Resources ? Lucknow [Option ID = 10456]
Correct Answer :-
National Bureau of Animal Genetic Resources ? Mumbai [Option ID = 10453]
The particle size associated with ambient aerosols in the atmosphere is in the range of: [Question ID = 2590]
1. 100 ? 150 ?m [Option ID = 10359]
2. > 200 ?m [Option ID = 10360]
3. 1 ? 5 ?m [Option ID = 10357]
4. 50 ? 100 ?m [Option ID = 10358]
Correct Answer :-
1 ? 5 ?m [Option ID = 10357]
[Question ID = 2644]
1. High, large, large, short [Option ID = 10576]
2. High, small, small, short [Option ID = 10573]
3. Low, large, large, long [Option ID = 10574]
4. High, large, large, long [Option ID = 10575]
Correct Answer :-
High, small, small, short [Option ID = 10573]
Several factors affect population growth, such as (i) predation, (ii) disease, (iii) competition, and (iv) hurricane and fire. Identify the
density-independent factors from the following options: [Question ID = 2599]
1. (ii) [Option ID = 10394]
2. (ii) and (iii) [Option ID = 10396]
3. (iv) [Option ID = 10395]
4. (i), and (iii) [Option ID = 10393]
Correct Answer :-
(iv) [Option ID = 10395]
Phenograms are used to study [Question ID = 2827]
1. Pollination mechanisms in plants [Option ID = 11308]
2. Climate distribution of plants [Option ID = 11305]
3. Photosynthetic efficiency of plants [Option ID = 11306]
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4)
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DU MSc Environmental Studies
Topic:- DU_J18_MSC_ES
The most important constituent of water hardness is
[Question ID = 2576]
1. Nitrogen [Option ID = 10307]
2. Iron [Option ID = 10303]
3. Phosphorus [Option ID = 10301]
4. Calcium [Option ID = 10305]
Correct Answer :-
Calcium [Option ID = 10305]
World?s first national park was established in 1872 largely in response to the efforts of naturalist and writer John Muir who was a
strong believer of: [Question ID = 2603]
1. Utilitarian conservationist approach [Option ID = 10409]
2. Biocentric preservationist approach [Option ID = 10410]
3. Anthropocentric approach [Option ID = 10411]
4. Cultural approach [Option ID = 10412]
Correct Answer :-
Biocentric preservationist approach [Option ID = 10410]
Reverse sexual size dimorphism is often seen in: [Question ID = 2592]
1. Sarus Crane [Option ID = 10365]
2. Raptors [Option ID = 10367]
3. Indian Peafowl [Option ID = 10366]
4. Dabbling ducks [Option ID = 10368]
Correct Answer :-
Raptors [Option ID = 10367]
Microbiome refers to: [Question ID = 2600]
1. Genetic material of the entire collection of microorganisms in a specific niche [Option ID = 10397]
2. Genetic material of all the members of a genus [Option ID = 10399]
3. Genetic material of all the members of a family [Option ID = 10400]
4. Genetic material of all the members of a population [Option ID = 10398]
Correct Answer :-
Genetic material of the entire collection of microorganisms in a specific niche [Option ID = 10397]
Which of the following biomes is least suitable for agriculture? [Question ID = 2615]
1. Boreal forest [Option ID = 10457]
2. Grassland [Option ID = 10460]
3. Savanna [Option ID = 10458]
4. Deciduous forest [Option ID = 10459]
Correct Answer :-
Boreal forest [Option ID = 10457]
Birds and mammals in the colder regions have larger body size compared to their con-specifics of the warmer regions. This
phenomenon is also known as: [Question ID = 2591]
1. Jordan?s Rule [Option ID = 10364]
2. Gloger?s Rule [Option ID = 10363]
3. Allen?s Rule [Option ID = 10361]
4. Bergman?s Rule [Option ID = 10362]
7)
8)
9)
10)
11)
12)
13)
Correct Answer :-
Bergman?s Rule [Option ID = 10362]
Lotka-Volterra model is associated with: [Question ID = 2620]
1. All of these [Option ID = 10480]
2. Plant-herbivore interaction [Option ID = 10477]
3. Herbivore-carnivore interactions [Option ID = 10479]
4. Host-parasite interaction [Option ID = 10478]
Correct Answer :-
All of these [Option ID = 10480]
_______ niche of an organism is usually ________ than its _______ niche: [Question ID = 2612]
1. Fundamental, Broader, Realized [Option ID = 10446]
2. Fundamental, Narrower, Realized [Option ID = 10448]
3. Realized, Narrower, Fundamental [Option ID = 10447]
4. Realized, Broader, Fundamental [Option ID = 10445]
Correct Answer :-
Fundamental, Broader, Realized [Option ID = 10446]
Realized, Narrower, Fundamental [Option ID = 10447]
Living organisms change the chemical species of an inorganic element by a process called: [Question ID = 2602]
1. Biodegradation [Option ID = 10406]
2. Ecological transfer [Option ID = 10408]
3. Biotransformation [Option ID = 10407]
4. Trophic transfer [Option ID = 10405]
Correct Answer :-
Biotransformation [Option ID = 10407]
When a detective interprets general habits of a stranger on the basis of isolated observations, he is exercising: [Question ID = 2601]
1. Both Deductive reasoning and Inductive reasoning [Option ID = 10403]
2. Neither Deductive reasoning nor Inductive reasoning [Option ID = 10404]
3. Deductive reasoning [Option ID = 10401]
4. Inductive reasoning [Option ID = 10402]
Correct Answer :-
Inductive reasoning [Option ID = 10402]
The open surface water in a lake away from the shore is known as: [Question ID = 2581]
1. Benthic zone [Option ID = 10321]
2. Limnetic zone [Option ID = 10324]
3. Profundal zone [Option ID = 10322]
4. Littoral zone [Option ID = 10323]
Correct Answer :-
Limnetic zone [Option ID = 10324]
In a human population of 20000, if there are 400 births per year and 200 deaths per year. What is the growth rate of the
population? [Question ID = 2619]
1. 10 % [Option ID = 10474]
2. 2 % [Option ID = 10475]
3. 20 % [Option ID = 10476]
4. 1 % [Option ID = 10473]
Correct Answer :-
1 % [Option ID = 10473]
Kalpakkam is famous for: [Question ID = 2579]
1. Hydroelectricity plant [Option ID = 10314]
2. Coal Power plant [Option ID = 10315]
14)
15)
16)
17)
18)
19)
3. Thermal power plant [Option ID = 10313]
4. Nuclear Power Plant [Option ID = 10316]
Correct Answer :-
Nuclear Power Plant [Option ID = 10316]
Human-driven changes to vegetation include: [Question ID = 2583]
1. All of these [Option ID = 10332]
2. Extinction [Option ID = 10330]
3. Range size change [Option ID = 10331]
4. Exotic species invasion [Option ID = 10329]
Correct Answer :-
All of these [Option ID = 10332]
The largest mangrove habitats in India are in: [Question ID = 2598]
1. Andaman islands [Option ID = 10390]
2. Sunderbans [Option ID = 10389]
3. Gulf of Kutch [Option ID = 10392]
4. Gulf of Mannar [Option ID = 10391]
Correct Answer :-
Sunderbans [Option ID = 10389]
Phytostimulation is widely used for degradation of hydrocarbons in the soil. The principle of this technology is:
[Question ID = 2616]
1. Stimulation of enzymes in leaves of plants which can degrade the contaminants [Option ID = 10461]
2. Stimulation of hydrocarbon degrading microbes in soil by plant root exudates [Option ID = 10462]
3. Stimulation of chemical reactions by plants which result in hydrocarbon degradation [Option ID = 10463]
4. Stimulation of growth of plant which accumulates hydrocarbons inside the leaves [Option ID = 10464]
Correct Answer :-
Stimulation of hydrocarbon degrading microbes in soil by plant root exudates [Option ID = 10462]
Thermal power plant is considered as a: [Question ID = 2582]
1. Both Diffuse source of pollutants and Point source of pollutants [Option ID = 10327]
2. None of these [Option ID = 10328]
3. Point source of pollutants [Option ID = 10326]
4. Diffuse source of pollutants [Option ID = 10325]
Correct Answer :-
Point source of pollutants [Option ID = 10326]
As per Carl Woese, the three domains of life are: [Question ID = 2608]
1. Crenarchaeota, Euryarchaeota, Bacteria [Option ID = 10431]
2. Extremophiles, Metallophiles, Thermophiles [Option ID = 10432]
3. Eukarya, Bacteria, Archaea [Option ID = 10429]
4. Animal, Fungi, Bacteria [Option ID = 10430]
Correct Answer :-
Eukarya, Bacteria, Archaea [Option ID = 10429]
As per 2006 notification of Gazette of India, Environmental Impact Assessment report of a proposed river valley project after
environmental clearance is applicable for a maximum period of: [Question ID = 2596]
1. 10 years [Option ID = 10382]
2. 30 years [Option ID = 10383]
3. 5 years [Option ID = 10381]
4. 2 years [Option ID = 10384]
Correct Answer :-
10 years [Option ID = 10382]
20)
21)
22)
23)
24)
25)
26)
What is the source of energy for deep-sea organisms in hydrothermal vents? [Question ID = 2610]
1. Inorganic compounds [Option ID = 10440]
2. Sun [Option ID = 10437]
3. Ocean wave energy [Option ID = 10439]
4. Organic matter that settles at sea floor [Option ID = 10438]
Correct Answer :-
Inorganic compounds [Option ID = 10440]
Identify the place of origin of river Narmada: [Question ID = 2578]
1. Naramdapur [Option ID = 10312]
2. Devpura [Option ID = 10311]
3. Narendra Nagar [Option ID = 10309]
4. Amarkantak [Option ID = 10310]
Correct Answer :-
Amarkantak [Option ID = 10310]
Identify the incorrect match: [Question ID = 2614]
1. National Bureau of Soil Survey and Land Use Planning ? Nagpur [Option ID = 10455]
2. National Bureau of Plant Genetic Resources (NBPGR) ? New Delhi [Option ID = 10454]
3. National Bureau of Animal Genetic Resources ? Mumbai [Option ID = 10453]
4. National Bureau of Fish Genetic Resources ? Lucknow [Option ID = 10456]
Correct Answer :-
National Bureau of Animal Genetic Resources ? Mumbai [Option ID = 10453]
The particle size associated with ambient aerosols in the atmosphere is in the range of: [Question ID = 2590]
1. 100 ? 150 ?m [Option ID = 10359]
2. > 200 ?m [Option ID = 10360]
3. 1 ? 5 ?m [Option ID = 10357]
4. 50 ? 100 ?m [Option ID = 10358]
Correct Answer :-
1 ? 5 ?m [Option ID = 10357]
[Question ID = 2644]
1. High, large, large, short [Option ID = 10576]
2. High, small, small, short [Option ID = 10573]
3. Low, large, large, long [Option ID = 10574]
4. High, large, large, long [Option ID = 10575]
Correct Answer :-
High, small, small, short [Option ID = 10573]
Several factors affect population growth, such as (i) predation, (ii) disease, (iii) competition, and (iv) hurricane and fire. Identify the
density-independent factors from the following options: [Question ID = 2599]
1. (ii) [Option ID = 10394]
2. (ii) and (iii) [Option ID = 10396]
3. (iv) [Option ID = 10395]
4. (i), and (iii) [Option ID = 10393]
Correct Answer :-
(iv) [Option ID = 10395]
Phenograms are used to study [Question ID = 2827]
1. Pollination mechanisms in plants [Option ID = 11308]
2. Climate distribution of plants [Option ID = 11305]
3. Photosynthetic efficiency of plants [Option ID = 11306]
27)
28)
29)
30)
31)
32)
33)
4. Life history events in plants [Option ID = 11307]
Correct Answer :-
Life history events in plants [Option ID = 11307]
Climate change and warming can have these consequences: [Question ID = 2575]
1. Range expansion of diseases to new areas [Option ID = 10296]
2. All of these [Option ID = 10300]
3. Farmers distress [Option ID = 10298]
4. Loss of horticulture productivity [Option ID = 10294]
Correct Answer :-
All of these [Option ID = 10300]
Which one of the following field of studies would be the most appropriate to study the broad scale environmental issues involving
land management problems? [Question ID = 2609]
1. Community ecology [Option ID = 10435]
2. Invasion ecology [Option ID = 10433]
3. Landscape ecology [Option ID = 10434]
4. Population ecology [Option ID = 10436]
Correct Answer :-
Landscape ecology [Option ID = 10434]
Which one of the following facilitates biodiversity in nutrient-poor soils? [Question ID = 2586]
1. Competition [Option ID = 10342]
2. Parasitism [Option ID = 10343]
3. Resource partitioning [Option ID = 10341]
4. Bioaccumulation [Option ID = 10344]
Correct Answer :-
Resource partitioning [Option ID = 10341]
Which one of the following species of mercury accumulates easily in the living cells and is considered highly toxic? [Question ID =
2593]
1. Mercurous ion [Option ID = 10369]
2. Organomercurials [Option ID = 10371]
3. Mercuric ion [Option ID = 10370]
4. Atomic mercury [Option ID = 10372]
Correct Answer :-
Organomercurials [Option ID = 10371]
Which of the following may not be an effect of climate change? [Question ID = 2618]
1. Range expansion of tropical diseases [Option ID = 10469]
2. None of these [Option ID = 10472]
3. Extreme weather events [Option ID = 10470]
4. Immense wildfires [Option ID = 10471]
Correct Answer :-
None of these [Option ID = 10472]
Which of the following is correct about attributes in Geographic Information System (GIS)? [Question ID = 2595]
1. Can be analyzed to determine patterns of importance [Option ID = 10378]
2. Are entered directly into a database where it is associated with element data. [Option ID = 10379]
3. All of these [Option ID = 10380]
4. Pieces of data connected or related to the points, lines or polygons mapped in the GIS [Option ID = 10377]
Correct Answer :-
All of these [Option ID = 10380]
Which of the following most realistically represents the flow of energy and material through an ecosystem? [Question ID = 2605]
1. Food web [Option ID = 10418]
FirstRanker.com - FirstRanker's Choice
1)
2)
3)
4)
5)
6)
DU MSc Environmental Studies
Topic:- DU_J18_MSC_ES
The most important constituent of water hardness is
[Question ID = 2576]
1. Nitrogen [Option ID = 10307]
2. Iron [Option ID = 10303]
3. Phosphorus [Option ID = 10301]
4. Calcium [Option ID = 10305]
Correct Answer :-
Calcium [Option ID = 10305]
World?s first national park was established in 1872 largely in response to the efforts of naturalist and writer John Muir who was a
strong believer of: [Question ID = 2603]
1. Utilitarian conservationist approach [Option ID = 10409]
2. Biocentric preservationist approach [Option ID = 10410]
3. Anthropocentric approach [Option ID = 10411]
4. Cultural approach [Option ID = 10412]
Correct Answer :-
Biocentric preservationist approach [Option ID = 10410]
Reverse sexual size dimorphism is often seen in: [Question ID = 2592]
1. Sarus Crane [Option ID = 10365]
2. Raptors [Option ID = 10367]
3. Indian Peafowl [Option ID = 10366]
4. Dabbling ducks [Option ID = 10368]
Correct Answer :-
Raptors [Option ID = 10367]
Microbiome refers to: [Question ID = 2600]
1. Genetic material of the entire collection of microorganisms in a specific niche [Option ID = 10397]
2. Genetic material of all the members of a genus [Option ID = 10399]
3. Genetic material of all the members of a family [Option ID = 10400]
4. Genetic material of all the members of a population [Option ID = 10398]
Correct Answer :-
Genetic material of the entire collection of microorganisms in a specific niche [Option ID = 10397]
Which of the following biomes is least suitable for agriculture? [Question ID = 2615]
1. Boreal forest [Option ID = 10457]
2. Grassland [Option ID = 10460]
3. Savanna [Option ID = 10458]
4. Deciduous forest [Option ID = 10459]
Correct Answer :-
Boreal forest [Option ID = 10457]
Birds and mammals in the colder regions have larger body size compared to their con-specifics of the warmer regions. This
phenomenon is also known as: [Question ID = 2591]
1. Jordan?s Rule [Option ID = 10364]
2. Gloger?s Rule [Option ID = 10363]
3. Allen?s Rule [Option ID = 10361]
4. Bergman?s Rule [Option ID = 10362]
7)
8)
9)
10)
11)
12)
13)
Correct Answer :-
Bergman?s Rule [Option ID = 10362]
Lotka-Volterra model is associated with: [Question ID = 2620]
1. All of these [Option ID = 10480]
2. Plant-herbivore interaction [Option ID = 10477]
3. Herbivore-carnivore interactions [Option ID = 10479]
4. Host-parasite interaction [Option ID = 10478]
Correct Answer :-
All of these [Option ID = 10480]
_______ niche of an organism is usually ________ than its _______ niche: [Question ID = 2612]
1. Fundamental, Broader, Realized [Option ID = 10446]
2. Fundamental, Narrower, Realized [Option ID = 10448]
3. Realized, Narrower, Fundamental [Option ID = 10447]
4. Realized, Broader, Fundamental [Option ID = 10445]
Correct Answer :-
Fundamental, Broader, Realized [Option ID = 10446]
Realized, Narrower, Fundamental [Option ID = 10447]
Living organisms change the chemical species of an inorganic element by a process called: [Question ID = 2602]
1. Biodegradation [Option ID = 10406]
2. Ecological transfer [Option ID = 10408]
3. Biotransformation [Option ID = 10407]
4. Trophic transfer [Option ID = 10405]
Correct Answer :-
Biotransformation [Option ID = 10407]
When a detective interprets general habits of a stranger on the basis of isolated observations, he is exercising: [Question ID = 2601]
1. Both Deductive reasoning and Inductive reasoning [Option ID = 10403]
2. Neither Deductive reasoning nor Inductive reasoning [Option ID = 10404]
3. Deductive reasoning [Option ID = 10401]
4. Inductive reasoning [Option ID = 10402]
Correct Answer :-
Inductive reasoning [Option ID = 10402]
The open surface water in a lake away from the shore is known as: [Question ID = 2581]
1. Benthic zone [Option ID = 10321]
2. Limnetic zone [Option ID = 10324]
3. Profundal zone [Option ID = 10322]
4. Littoral zone [Option ID = 10323]
Correct Answer :-
Limnetic zone [Option ID = 10324]
In a human population of 20000, if there are 400 births per year and 200 deaths per year. What is the growth rate of the
population? [Question ID = 2619]
1. 10 % [Option ID = 10474]
2. 2 % [Option ID = 10475]
3. 20 % [Option ID = 10476]
4. 1 % [Option ID = 10473]
Correct Answer :-
1 % [Option ID = 10473]
Kalpakkam is famous for: [Question ID = 2579]
1. Hydroelectricity plant [Option ID = 10314]
2. Coal Power plant [Option ID = 10315]
14)
15)
16)
17)
18)
19)
3. Thermal power plant [Option ID = 10313]
4. Nuclear Power Plant [Option ID = 10316]
Correct Answer :-
Nuclear Power Plant [Option ID = 10316]
Human-driven changes to vegetation include: [Question ID = 2583]
1. All of these [Option ID = 10332]
2. Extinction [Option ID = 10330]
3. Range size change [Option ID = 10331]
4. Exotic species invasion [Option ID = 10329]
Correct Answer :-
All of these [Option ID = 10332]
The largest mangrove habitats in India are in: [Question ID = 2598]
1. Andaman islands [Option ID = 10390]
2. Sunderbans [Option ID = 10389]
3. Gulf of Kutch [Option ID = 10392]
4. Gulf of Mannar [Option ID = 10391]
Correct Answer :-
Sunderbans [Option ID = 10389]
Phytostimulation is widely used for degradation of hydrocarbons in the soil. The principle of this technology is:
[Question ID = 2616]
1. Stimulation of enzymes in leaves of plants which can degrade the contaminants [Option ID = 10461]
2. Stimulation of hydrocarbon degrading microbes in soil by plant root exudates [Option ID = 10462]
3. Stimulation of chemical reactions by plants which result in hydrocarbon degradation [Option ID = 10463]
4. Stimulation of growth of plant which accumulates hydrocarbons inside the leaves [Option ID = 10464]
Correct Answer :-
Stimulation of hydrocarbon degrading microbes in soil by plant root exudates [Option ID = 10462]
Thermal power plant is considered as a: [Question ID = 2582]
1. Both Diffuse source of pollutants and Point source of pollutants [Option ID = 10327]
2. None of these [Option ID = 10328]
3. Point source of pollutants [Option ID = 10326]
4. Diffuse source of pollutants [Option ID = 10325]
Correct Answer :-
Point source of pollutants [Option ID = 10326]
As per Carl Woese, the three domains of life are: [Question ID = 2608]
1. Crenarchaeota, Euryarchaeota, Bacteria [Option ID = 10431]
2. Extremophiles, Metallophiles, Thermophiles [Option ID = 10432]
3. Eukarya, Bacteria, Archaea [Option ID = 10429]
4. Animal, Fungi, Bacteria [Option ID = 10430]
Correct Answer :-
Eukarya, Bacteria, Archaea [Option ID = 10429]
As per 2006 notification of Gazette of India, Environmental Impact Assessment report of a proposed river valley project after
environmental clearance is applicable for a maximum period of: [Question ID = 2596]
1. 10 years [Option ID = 10382]
2. 30 years [Option ID = 10383]
3. 5 years [Option ID = 10381]
4. 2 years [Option ID = 10384]
Correct Answer :-
10 years [Option ID = 10382]
20)
21)
22)
23)
24)
25)
26)
What is the source of energy for deep-sea organisms in hydrothermal vents? [Question ID = 2610]
1. Inorganic compounds [Option ID = 10440]
2. Sun [Option ID = 10437]
3. Ocean wave energy [Option ID = 10439]
4. Organic matter that settles at sea floor [Option ID = 10438]
Correct Answer :-
Inorganic compounds [Option ID = 10440]
Identify the place of origin of river Narmada: [Question ID = 2578]
1. Naramdapur [Option ID = 10312]
2. Devpura [Option ID = 10311]
3. Narendra Nagar [Option ID = 10309]
4. Amarkantak [Option ID = 10310]
Correct Answer :-
Amarkantak [Option ID = 10310]
Identify the incorrect match: [Question ID = 2614]
1. National Bureau of Soil Survey and Land Use Planning ? Nagpur [Option ID = 10455]
2. National Bureau of Plant Genetic Resources (NBPGR) ? New Delhi [Option ID = 10454]
3. National Bureau of Animal Genetic Resources ? Mumbai [Option ID = 10453]
4. National Bureau of Fish Genetic Resources ? Lucknow [Option ID = 10456]
Correct Answer :-
National Bureau of Animal Genetic Resources ? Mumbai [Option ID = 10453]
The particle size associated with ambient aerosols in the atmosphere is in the range of: [Question ID = 2590]
1. 100 ? 150 ?m [Option ID = 10359]
2. > 200 ?m [Option ID = 10360]
3. 1 ? 5 ?m [Option ID = 10357]
4. 50 ? 100 ?m [Option ID = 10358]
Correct Answer :-
1 ? 5 ?m [Option ID = 10357]
[Question ID = 2644]
1. High, large, large, short [Option ID = 10576]
2. High, small, small, short [Option ID = 10573]
3. Low, large, large, long [Option ID = 10574]
4. High, large, large, long [Option ID = 10575]
Correct Answer :-
High, small, small, short [Option ID = 10573]
Several factors affect population growth, such as (i) predation, (ii) disease, (iii) competition, and (iv) hurricane and fire. Identify the
density-independent factors from the following options: [Question ID = 2599]
1. (ii) [Option ID = 10394]
2. (ii) and (iii) [Option ID = 10396]
3. (iv) [Option ID = 10395]
4. (i), and (iii) [Option ID = 10393]
Correct Answer :-
(iv) [Option ID = 10395]
Phenograms are used to study [Question ID = 2827]
1. Pollination mechanisms in plants [Option ID = 11308]
2. Climate distribution of plants [Option ID = 11305]
3. Photosynthetic efficiency of plants [Option ID = 11306]
27)
28)
29)
30)
31)
32)
33)
4. Life history events in plants [Option ID = 11307]
Correct Answer :-
Life history events in plants [Option ID = 11307]
Climate change and warming can have these consequences: [Question ID = 2575]
1. Range expansion of diseases to new areas [Option ID = 10296]
2. All of these [Option ID = 10300]
3. Farmers distress [Option ID = 10298]
4. Loss of horticulture productivity [Option ID = 10294]
Correct Answer :-
All of these [Option ID = 10300]
Which one of the following field of studies would be the most appropriate to study the broad scale environmental issues involving
land management problems? [Question ID = 2609]
1. Community ecology [Option ID = 10435]
2. Invasion ecology [Option ID = 10433]
3. Landscape ecology [Option ID = 10434]
4. Population ecology [Option ID = 10436]
Correct Answer :-
Landscape ecology [Option ID = 10434]
Which one of the following facilitates biodiversity in nutrient-poor soils? [Question ID = 2586]
1. Competition [Option ID = 10342]
2. Parasitism [Option ID = 10343]
3. Resource partitioning [Option ID = 10341]
4. Bioaccumulation [Option ID = 10344]
Correct Answer :-
Resource partitioning [Option ID = 10341]
Which one of the following species of mercury accumulates easily in the living cells and is considered highly toxic? [Question ID =
2593]
1. Mercurous ion [Option ID = 10369]
2. Organomercurials [Option ID = 10371]
3. Mercuric ion [Option ID = 10370]
4. Atomic mercury [Option ID = 10372]
Correct Answer :-
Organomercurials [Option ID = 10371]
Which of the following may not be an effect of climate change? [Question ID = 2618]
1. Range expansion of tropical diseases [Option ID = 10469]
2. None of these [Option ID = 10472]
3. Extreme weather events [Option ID = 10470]
4. Immense wildfires [Option ID = 10471]
Correct Answer :-
None of these [Option ID = 10472]
Which of the following is correct about attributes in Geographic Information System (GIS)? [Question ID = 2595]
1. Can be analyzed to determine patterns of importance [Option ID = 10378]
2. Are entered directly into a database where it is associated with element data. [Option ID = 10379]
3. All of these [Option ID = 10380]
4. Pieces of data connected or related to the points, lines or polygons mapped in the GIS [Option ID = 10377]
Correct Answer :-
All of these [Option ID = 10380]
Which of the following most realistically represents the flow of energy and material through an ecosystem? [Question ID = 2605]
1. Food web [Option ID = 10418]
34)
35)
36)
37)
38)
39)
2. Pyramid of biomass [Option ID = 10419]
3. Food chain [Option ID = 10417]
4. Pyramid of numbers [Option ID = 10420]
Correct Answer :-
Food web [Option ID = 10418]
Redox potential in the soil is not regulated by: [Question ID = 2589]
1. Strong oxidizing agent [Option ID = 10355]
2. Soil particle size [Option ID = 10353]
3. Soil organic carbon [Option ID = 10354]
4. Weak oxidizing agent [Option ID = 10356]
Correct Answer :-
Soil particle size [Option ID = 10353]
Groundwater mining in coastal areas can lead to: [Question ID = 2588]
1. Decreased salinity of groundwater [Option ID = 10351]
2. Increased water table [Option ID = 10350]
3. Increased salinity of groundwater [Option ID = 10352]
4. Reduced pollutant concentration in groundwater [Option ID = 10349]
Correct Answer :-
Increased salinity of groundwater [Option ID = 10352]
Increased concentration of a chemical at a higher trophic level is known as: [Question ID = 2621]
1. Biopersistence [Option ID = 10481]
2. Biomagnification [Option ID = 10483]
3. Bioaccumulation [Option ID = 10482]
4. Biomining [Option ID = 10484]
Correct Answer :-
Biomagnification [Option ID = 10483]
Atmosphere on the Earth is maintained by: [Question ID = 2624]
1. All of these [Option ID = 10496]
2. Earth?s rotation [Option ID = 10494]
3. Ozone [Option ID = 10493]
4. Earth?s magnetic field [Option ID = 10495]
Correct Answer :-
Bioprospecting deals with the:
[Question ID = 2607]
1. Use of multiple ecological ideas for demarcation of protected areas [Option ID = 10427]
2. Use of multidisciplinary tools for a systematic search for genes, natural compounds, designs, and whole organisms for product development [Option ID =
10425]
3. Use of multiple tools for development of new crop varieties [Option ID = 10428]
4. Use of multi-disciplinary tools for conservation of ecosystems [Option ID = 10426]
Correct Answer :-
Use of multidisciplinary tools for a systematic search for genes, natural compounds, designs, and whole organisms for product development [Option ID
= 10425]
To prepare 1000 ml of a 10 ppm solution of NaOH, how much NaOH should be dissolved in water (NaOH Mol Wt. =40): [Question ID
= 2585]
1. 4000 mg [Option ID = 10340]
2. 1000 mg [Option ID = 10339]
3. 40 mg [Option ID = 10338]
4. 10 mg [Option ID = 10337]
Correct Answer :-
10 mg [Option ID = 10337]
FirstRanker.com - FirstRanker's Choice
1)
2)
3)
4)
5)
6)
DU MSc Environmental Studies
Topic:- DU_J18_MSC_ES
The most important constituent of water hardness is
[Question ID = 2576]
1. Nitrogen [Option ID = 10307]
2. Iron [Option ID = 10303]
3. Phosphorus [Option ID = 10301]
4. Calcium [Option ID = 10305]
Correct Answer :-
Calcium [Option ID = 10305]
World?s first national park was established in 1872 largely in response to the efforts of naturalist and writer John Muir who was a
strong believer of: [Question ID = 2603]
1. Utilitarian conservationist approach [Option ID = 10409]
2. Biocentric preservationist approach [Option ID = 10410]
3. Anthropocentric approach [Option ID = 10411]
4. Cultural approach [Option ID = 10412]
Correct Answer :-
Biocentric preservationist approach [Option ID = 10410]
Reverse sexual size dimorphism is often seen in: [Question ID = 2592]
1. Sarus Crane [Option ID = 10365]
2. Raptors [Option ID = 10367]
3. Indian Peafowl [Option ID = 10366]
4. Dabbling ducks [Option ID = 10368]
Correct Answer :-
Raptors [Option ID = 10367]
Microbiome refers to: [Question ID = 2600]
1. Genetic material of the entire collection of microorganisms in a specific niche [Option ID = 10397]
2. Genetic material of all the members of a genus [Option ID = 10399]
3. Genetic material of all the members of a family [Option ID = 10400]
4. Genetic material of all the members of a population [Option ID = 10398]
Correct Answer :-
Genetic material of the entire collection of microorganisms in a specific niche [Option ID = 10397]
Which of the following biomes is least suitable for agriculture? [Question ID = 2615]
1. Boreal forest [Option ID = 10457]
2. Grassland [Option ID = 10460]
3. Savanna [Option ID = 10458]
4. Deciduous forest [Option ID = 10459]
Correct Answer :-
Boreal forest [Option ID = 10457]
Birds and mammals in the colder regions have larger body size compared to their con-specifics of the warmer regions. This
phenomenon is also known as: [Question ID = 2591]
1. Jordan?s Rule [Option ID = 10364]
2. Gloger?s Rule [Option ID = 10363]
3. Allen?s Rule [Option ID = 10361]
4. Bergman?s Rule [Option ID = 10362]
7)
8)
9)
10)
11)
12)
13)
Correct Answer :-
Bergman?s Rule [Option ID = 10362]
Lotka-Volterra model is associated with: [Question ID = 2620]
1. All of these [Option ID = 10480]
2. Plant-herbivore interaction [Option ID = 10477]
3. Herbivore-carnivore interactions [Option ID = 10479]
4. Host-parasite interaction [Option ID = 10478]
Correct Answer :-
All of these [Option ID = 10480]
_______ niche of an organism is usually ________ than its _______ niche: [Question ID = 2612]
1. Fundamental, Broader, Realized [Option ID = 10446]
2. Fundamental, Narrower, Realized [Option ID = 10448]
3. Realized, Narrower, Fundamental [Option ID = 10447]
4. Realized, Broader, Fundamental [Option ID = 10445]
Correct Answer :-
Fundamental, Broader, Realized [Option ID = 10446]
Realized, Narrower, Fundamental [Option ID = 10447]
Living organisms change the chemical species of an inorganic element by a process called: [Question ID = 2602]
1. Biodegradation [Option ID = 10406]
2. Ecological transfer [Option ID = 10408]
3. Biotransformation [Option ID = 10407]
4. Trophic transfer [Option ID = 10405]
Correct Answer :-
Biotransformation [Option ID = 10407]
When a detective interprets general habits of a stranger on the basis of isolated observations, he is exercising: [Question ID = 2601]
1. Both Deductive reasoning and Inductive reasoning [Option ID = 10403]
2. Neither Deductive reasoning nor Inductive reasoning [Option ID = 10404]
3. Deductive reasoning [Option ID = 10401]
4. Inductive reasoning [Option ID = 10402]
Correct Answer :-
Inductive reasoning [Option ID = 10402]
The open surface water in a lake away from the shore is known as: [Question ID = 2581]
1. Benthic zone [Option ID = 10321]
2. Limnetic zone [Option ID = 10324]
3. Profundal zone [Option ID = 10322]
4. Littoral zone [Option ID = 10323]
Correct Answer :-
Limnetic zone [Option ID = 10324]
In a human population of 20000, if there are 400 births per year and 200 deaths per year. What is the growth rate of the
population? [Question ID = 2619]
1. 10 % [Option ID = 10474]
2. 2 % [Option ID = 10475]
3. 20 % [Option ID = 10476]
4. 1 % [Option ID = 10473]
Correct Answer :-
1 % [Option ID = 10473]
Kalpakkam is famous for: [Question ID = 2579]
1. Hydroelectricity plant [Option ID = 10314]
2. Coal Power plant [Option ID = 10315]
14)
15)
16)
17)
18)
19)
3. Thermal power plant [Option ID = 10313]
4. Nuclear Power Plant [Option ID = 10316]
Correct Answer :-
Nuclear Power Plant [Option ID = 10316]
Human-driven changes to vegetation include: [Question ID = 2583]
1. All of these [Option ID = 10332]
2. Extinction [Option ID = 10330]
3. Range size change [Option ID = 10331]
4. Exotic species invasion [Option ID = 10329]
Correct Answer :-
All of these [Option ID = 10332]
The largest mangrove habitats in India are in: [Question ID = 2598]
1. Andaman islands [Option ID = 10390]
2. Sunderbans [Option ID = 10389]
3. Gulf of Kutch [Option ID = 10392]
4. Gulf of Mannar [Option ID = 10391]
Correct Answer :-
Sunderbans [Option ID = 10389]
Phytostimulation is widely used for degradation of hydrocarbons in the soil. The principle of this technology is:
[Question ID = 2616]
1. Stimulation of enzymes in leaves of plants which can degrade the contaminants [Option ID = 10461]
2. Stimulation of hydrocarbon degrading microbes in soil by plant root exudates [Option ID = 10462]
3. Stimulation of chemical reactions by plants which result in hydrocarbon degradation [Option ID = 10463]
4. Stimulation of growth of plant which accumulates hydrocarbons inside the leaves [Option ID = 10464]
Correct Answer :-
Stimulation of hydrocarbon degrading microbes in soil by plant root exudates [Option ID = 10462]
Thermal power plant is considered as a: [Question ID = 2582]
1. Both Diffuse source of pollutants and Point source of pollutants [Option ID = 10327]
2. None of these [Option ID = 10328]
3. Point source of pollutants [Option ID = 10326]
4. Diffuse source of pollutants [Option ID = 10325]
Correct Answer :-
Point source of pollutants [Option ID = 10326]
As per Carl Woese, the three domains of life are: [Question ID = 2608]
1. Crenarchaeota, Euryarchaeota, Bacteria [Option ID = 10431]
2. Extremophiles, Metallophiles, Thermophiles [Option ID = 10432]
3. Eukarya, Bacteria, Archaea [Option ID = 10429]
4. Animal, Fungi, Bacteria [Option ID = 10430]
Correct Answer :-
Eukarya, Bacteria, Archaea [Option ID = 10429]
As per 2006 notification of Gazette of India, Environmental Impact Assessment report of a proposed river valley project after
environmental clearance is applicable for a maximum period of: [Question ID = 2596]
1. 10 years [Option ID = 10382]
2. 30 years [Option ID = 10383]
3. 5 years [Option ID = 10381]
4. 2 years [Option ID = 10384]
Correct Answer :-
10 years [Option ID = 10382]
20)
21)
22)
23)
24)
25)
26)
What is the source of energy for deep-sea organisms in hydrothermal vents? [Question ID = 2610]
1. Inorganic compounds [Option ID = 10440]
2. Sun [Option ID = 10437]
3. Ocean wave energy [Option ID = 10439]
4. Organic matter that settles at sea floor [Option ID = 10438]
Correct Answer :-
Inorganic compounds [Option ID = 10440]
Identify the place of origin of river Narmada: [Question ID = 2578]
1. Naramdapur [Option ID = 10312]
2. Devpura [Option ID = 10311]
3. Narendra Nagar [Option ID = 10309]
4. Amarkantak [Option ID = 10310]
Correct Answer :-
Amarkantak [Option ID = 10310]
Identify the incorrect match: [Question ID = 2614]
1. National Bureau of Soil Survey and Land Use Planning ? Nagpur [Option ID = 10455]
2. National Bureau of Plant Genetic Resources (NBPGR) ? New Delhi [Option ID = 10454]
3. National Bureau of Animal Genetic Resources ? Mumbai [Option ID = 10453]
4. National Bureau of Fish Genetic Resources ? Lucknow [Option ID = 10456]
Correct Answer :-
National Bureau of Animal Genetic Resources ? Mumbai [Option ID = 10453]
The particle size associated with ambient aerosols in the atmosphere is in the range of: [Question ID = 2590]
1. 100 ? 150 ?m [Option ID = 10359]
2. > 200 ?m [Option ID = 10360]
3. 1 ? 5 ?m [Option ID = 10357]
4. 50 ? 100 ?m [Option ID = 10358]
Correct Answer :-
1 ? 5 ?m [Option ID = 10357]
[Question ID = 2644]
1. High, large, large, short [Option ID = 10576]
2. High, small, small, short [Option ID = 10573]
3. Low, large, large, long [Option ID = 10574]
4. High, large, large, long [Option ID = 10575]
Correct Answer :-
High, small, small, short [Option ID = 10573]
Several factors affect population growth, such as (i) predation, (ii) disease, (iii) competition, and (iv) hurricane and fire. Identify the
density-independent factors from the following options: [Question ID = 2599]
1. (ii) [Option ID = 10394]
2. (ii) and (iii) [Option ID = 10396]
3. (iv) [Option ID = 10395]
4. (i), and (iii) [Option ID = 10393]
Correct Answer :-
(iv) [Option ID = 10395]
Phenograms are used to study [Question ID = 2827]
1. Pollination mechanisms in plants [Option ID = 11308]
2. Climate distribution of plants [Option ID = 11305]
3. Photosynthetic efficiency of plants [Option ID = 11306]
27)
28)
29)
30)
31)
32)
33)
4. Life history events in plants [Option ID = 11307]
Correct Answer :-
Life history events in plants [Option ID = 11307]
Climate change and warming can have these consequences: [Question ID = 2575]
1. Range expansion of diseases to new areas [Option ID = 10296]
2. All of these [Option ID = 10300]
3. Farmers distress [Option ID = 10298]
4. Loss of horticulture productivity [Option ID = 10294]
Correct Answer :-
All of these [Option ID = 10300]
Which one of the following field of studies would be the most appropriate to study the broad scale environmental issues involving
land management problems? [Question ID = 2609]
1. Community ecology [Option ID = 10435]
2. Invasion ecology [Option ID = 10433]
3. Landscape ecology [Option ID = 10434]
4. Population ecology [Option ID = 10436]
Correct Answer :-
Landscape ecology [Option ID = 10434]
Which one of the following facilitates biodiversity in nutrient-poor soils? [Question ID = 2586]
1. Competition [Option ID = 10342]
2. Parasitism [Option ID = 10343]
3. Resource partitioning [Option ID = 10341]
4. Bioaccumulation [Option ID = 10344]
Correct Answer :-
Resource partitioning [Option ID = 10341]
Which one of the following species of mercury accumulates easily in the living cells and is considered highly toxic? [Question ID =
2593]
1. Mercurous ion [Option ID = 10369]
2. Organomercurials [Option ID = 10371]
3. Mercuric ion [Option ID = 10370]
4. Atomic mercury [Option ID = 10372]
Correct Answer :-
Organomercurials [Option ID = 10371]
Which of the following may not be an effect of climate change? [Question ID = 2618]
1. Range expansion of tropical diseases [Option ID = 10469]
2. None of these [Option ID = 10472]
3. Extreme weather events [Option ID = 10470]
4. Immense wildfires [Option ID = 10471]
Correct Answer :-
None of these [Option ID = 10472]
Which of the following is correct about attributes in Geographic Information System (GIS)? [Question ID = 2595]
1. Can be analyzed to determine patterns of importance [Option ID = 10378]
2. Are entered directly into a database where it is associated with element data. [Option ID = 10379]
3. All of these [Option ID = 10380]
4. Pieces of data connected or related to the points, lines or polygons mapped in the GIS [Option ID = 10377]
Correct Answer :-
All of these [Option ID = 10380]
Which of the following most realistically represents the flow of energy and material through an ecosystem? [Question ID = 2605]
1. Food web [Option ID = 10418]
34)
35)
36)
37)
38)
39)
2. Pyramid of biomass [Option ID = 10419]
3. Food chain [Option ID = 10417]
4. Pyramid of numbers [Option ID = 10420]
Correct Answer :-
Food web [Option ID = 10418]
Redox potential in the soil is not regulated by: [Question ID = 2589]
1. Strong oxidizing agent [Option ID = 10355]
2. Soil particle size [Option ID = 10353]
3. Soil organic carbon [Option ID = 10354]
4. Weak oxidizing agent [Option ID = 10356]
Correct Answer :-
Soil particle size [Option ID = 10353]
Groundwater mining in coastal areas can lead to: [Question ID = 2588]
1. Decreased salinity of groundwater [Option ID = 10351]
2. Increased water table [Option ID = 10350]
3. Increased salinity of groundwater [Option ID = 10352]
4. Reduced pollutant concentration in groundwater [Option ID = 10349]
Correct Answer :-
Increased salinity of groundwater [Option ID = 10352]
Increased concentration of a chemical at a higher trophic level is known as: [Question ID = 2621]
1. Biopersistence [Option ID = 10481]
2. Biomagnification [Option ID = 10483]
3. Bioaccumulation [Option ID = 10482]
4. Biomining [Option ID = 10484]
Correct Answer :-
Biomagnification [Option ID = 10483]
Atmosphere on the Earth is maintained by: [Question ID = 2624]
1. All of these [Option ID = 10496]
2. Earth?s rotation [Option ID = 10494]
3. Ozone [Option ID = 10493]
4. Earth?s magnetic field [Option ID = 10495]
Correct Answer :-
Bioprospecting deals with the:
[Question ID = 2607]
1. Use of multiple ecological ideas for demarcation of protected areas [Option ID = 10427]
2. Use of multidisciplinary tools for a systematic search for genes, natural compounds, designs, and whole organisms for product development [Option ID =
10425]
3. Use of multiple tools for development of new crop varieties [Option ID = 10428]
4. Use of multi-disciplinary tools for conservation of ecosystems [Option ID = 10426]
Correct Answer :-
Use of multidisciplinary tools for a systematic search for genes, natural compounds, designs, and whole organisms for product development [Option ID
= 10425]
To prepare 1000 ml of a 10 ppm solution of NaOH, how much NaOH should be dissolved in water (NaOH Mol Wt. =40): [Question ID
= 2585]
1. 4000 mg [Option ID = 10340]
2. 1000 mg [Option ID = 10339]
3. 40 mg [Option ID = 10338]
4. 10 mg [Option ID = 10337]
Correct Answer :-
10 mg [Option ID = 10337]
40)
41)
42)
43)
44)
45)
46)
Which of the following processes affect the availability of organic content in soil: [Question ID = 2584]
1. Metal speciation [Option ID = 10335]
2. Sorption [Option ID = 10334]
3. All of these [Option ID = 10336]
4. Soil microbial activity [Option ID = 10333]
Correct Answer :-
All of these [Option ID = 10336]
Which of the four Indian states decided to conduct a synchronized elephant census in May 2017? [Question ID = 2622]
1. West Bengal, Odisha, Chhattisgarh, Jharkhand [Option ID = 10487]
2. Odisha, Bihar, Jharkhand, Chhattisgarh [Option ID = 10488]
3. West Bengal, Odisha, MP, Chhattisgarh [Option ID = 10486]
4. West Bengal, Jharkhand, Bihar, Odisha [Option ID = 10485]
Correct Answer :-
West Bengal, Odisha, Chhattisgarh, Jharkhand [Option ID = 10487]
Symbiosis is an intimate long-term relationship between two unlike organisms, where: [Question ID = 2613]
1. All of these [Option ID = 10452]
2. Both partners benefits [Option ID = 10449]
3. One partner benefits but other one is neither harmed nor helped [Option ID = 10450]
4. One partner benefits but the other one is harmed [Option ID = 10451]
Correct Answer :-
All of these [Option ID = 10452]
Dobson unit is a measure of: [Question ID = 2606]
1. CO
2
concentration [Option ID = 10421]
2. CFC concentration [Option ID = 10422]
3. Ozone concentration [Option ID = 10423]
4. CO concentration [Option ID = 10424]
Correct Answer :-
Ozone concentration [Option ID = 10423]
Inbreeding depression in a species is characterized by: [Question ID = 2611]
1. Reduced fitness [Option ID = 10441]
2. Fixation of useful genes [Option ID = 10442]
3. Speciation [Option ID = 10444]
4. Population explosion [Option ID = 10443]
Correct Answer :-
Reduced fitness [Option ID = 10441]
An example of non-renewable, non-fossil energy resource is: [Question ID = 2587]
1. Tidal [Option ID = 10347]
2. Petrol [Option ID = 10345]
3. Uranium [Option ID = 10348]
4. Coal [Option ID = 10346]
Correct Answer :-
Uranium [Option ID = 10348]
Identify the incorrect statement regarding IPAT model: [Question ID = 2597]
1. IPAT Model was proposed by Biologist Paul Ehrlich and Physicist John Holdren [Option ID = 10385]
2. It is a mathematical relationship between environmental impact and forces driving them [Option ID = 10386]
3. IPAT equation should be carefully interpreted as all the impacts of a particular technology on the complex environmental system are difficult to interpret
[Option ID = 10388]
4. In IPAT, I= Industrial growth, P=Population, A=Affluence, T=Technology [Option ID = 10387]
Correct Answer :-
FirstRanker.com - FirstRanker's Choice
1)
2)
3)
4)
5)
6)
DU MSc Environmental Studies
Topic:- DU_J18_MSC_ES
The most important constituent of water hardness is
[Question ID = 2576]
1. Nitrogen [Option ID = 10307]
2. Iron [Option ID = 10303]
3. Phosphorus [Option ID = 10301]
4. Calcium [Option ID = 10305]
Correct Answer :-
Calcium [Option ID = 10305]
World?s first national park was established in 1872 largely in response to the efforts of naturalist and writer John Muir who was a
strong believer of: [Question ID = 2603]
1. Utilitarian conservationist approach [Option ID = 10409]
2. Biocentric preservationist approach [Option ID = 10410]
3. Anthropocentric approach [Option ID = 10411]
4. Cultural approach [Option ID = 10412]
Correct Answer :-
Biocentric preservationist approach [Option ID = 10410]
Reverse sexual size dimorphism is often seen in: [Question ID = 2592]
1. Sarus Crane [Option ID = 10365]
2. Raptors [Option ID = 10367]
3. Indian Peafowl [Option ID = 10366]
4. Dabbling ducks [Option ID = 10368]
Correct Answer :-
Raptors [Option ID = 10367]
Microbiome refers to: [Question ID = 2600]
1. Genetic material of the entire collection of microorganisms in a specific niche [Option ID = 10397]
2. Genetic material of all the members of a genus [Option ID = 10399]
3. Genetic material of all the members of a family [Option ID = 10400]
4. Genetic material of all the members of a population [Option ID = 10398]
Correct Answer :-
Genetic material of the entire collection of microorganisms in a specific niche [Option ID = 10397]
Which of the following biomes is least suitable for agriculture? [Question ID = 2615]
1. Boreal forest [Option ID = 10457]
2. Grassland [Option ID = 10460]
3. Savanna [Option ID = 10458]
4. Deciduous forest [Option ID = 10459]
Correct Answer :-
Boreal forest [Option ID = 10457]
Birds and mammals in the colder regions have larger body size compared to their con-specifics of the warmer regions. This
phenomenon is also known as: [Question ID = 2591]
1. Jordan?s Rule [Option ID = 10364]
2. Gloger?s Rule [Option ID = 10363]
3. Allen?s Rule [Option ID = 10361]
4. Bergman?s Rule [Option ID = 10362]
7)
8)
9)
10)
11)
12)
13)
Correct Answer :-
Bergman?s Rule [Option ID = 10362]
Lotka-Volterra model is associated with: [Question ID = 2620]
1. All of these [Option ID = 10480]
2. Plant-herbivore interaction [Option ID = 10477]
3. Herbivore-carnivore interactions [Option ID = 10479]
4. Host-parasite interaction [Option ID = 10478]
Correct Answer :-
All of these [Option ID = 10480]
_______ niche of an organism is usually ________ than its _______ niche: [Question ID = 2612]
1. Fundamental, Broader, Realized [Option ID = 10446]
2. Fundamental, Narrower, Realized [Option ID = 10448]
3. Realized, Narrower, Fundamental [Option ID = 10447]
4. Realized, Broader, Fundamental [Option ID = 10445]
Correct Answer :-
Fundamental, Broader, Realized [Option ID = 10446]
Realized, Narrower, Fundamental [Option ID = 10447]
Living organisms change the chemical species of an inorganic element by a process called: [Question ID = 2602]
1. Biodegradation [Option ID = 10406]
2. Ecological transfer [Option ID = 10408]
3. Biotransformation [Option ID = 10407]
4. Trophic transfer [Option ID = 10405]
Correct Answer :-
Biotransformation [Option ID = 10407]
When a detective interprets general habits of a stranger on the basis of isolated observations, he is exercising: [Question ID = 2601]
1. Both Deductive reasoning and Inductive reasoning [Option ID = 10403]
2. Neither Deductive reasoning nor Inductive reasoning [Option ID = 10404]
3. Deductive reasoning [Option ID = 10401]
4. Inductive reasoning [Option ID = 10402]
Correct Answer :-
Inductive reasoning [Option ID = 10402]
The open surface water in a lake away from the shore is known as: [Question ID = 2581]
1. Benthic zone [Option ID = 10321]
2. Limnetic zone [Option ID = 10324]
3. Profundal zone [Option ID = 10322]
4. Littoral zone [Option ID = 10323]
Correct Answer :-
Limnetic zone [Option ID = 10324]
In a human population of 20000, if there are 400 births per year and 200 deaths per year. What is the growth rate of the
population? [Question ID = 2619]
1. 10 % [Option ID = 10474]
2. 2 % [Option ID = 10475]
3. 20 % [Option ID = 10476]
4. 1 % [Option ID = 10473]
Correct Answer :-
1 % [Option ID = 10473]
Kalpakkam is famous for: [Question ID = 2579]
1. Hydroelectricity plant [Option ID = 10314]
2. Coal Power plant [Option ID = 10315]
14)
15)
16)
17)
18)
19)
3. Thermal power plant [Option ID = 10313]
4. Nuclear Power Plant [Option ID = 10316]
Correct Answer :-
Nuclear Power Plant [Option ID = 10316]
Human-driven changes to vegetation include: [Question ID = 2583]
1. All of these [Option ID = 10332]
2. Extinction [Option ID = 10330]
3. Range size change [Option ID = 10331]
4. Exotic species invasion [Option ID = 10329]
Correct Answer :-
All of these [Option ID = 10332]
The largest mangrove habitats in India are in: [Question ID = 2598]
1. Andaman islands [Option ID = 10390]
2. Sunderbans [Option ID = 10389]
3. Gulf of Kutch [Option ID = 10392]
4. Gulf of Mannar [Option ID = 10391]
Correct Answer :-
Sunderbans [Option ID = 10389]
Phytostimulation is widely used for degradation of hydrocarbons in the soil. The principle of this technology is:
[Question ID = 2616]
1. Stimulation of enzymes in leaves of plants which can degrade the contaminants [Option ID = 10461]
2. Stimulation of hydrocarbon degrading microbes in soil by plant root exudates [Option ID = 10462]
3. Stimulation of chemical reactions by plants which result in hydrocarbon degradation [Option ID = 10463]
4. Stimulation of growth of plant which accumulates hydrocarbons inside the leaves [Option ID = 10464]
Correct Answer :-
Stimulation of hydrocarbon degrading microbes in soil by plant root exudates [Option ID = 10462]
Thermal power plant is considered as a: [Question ID = 2582]
1. Both Diffuse source of pollutants and Point source of pollutants [Option ID = 10327]
2. None of these [Option ID = 10328]
3. Point source of pollutants [Option ID = 10326]
4. Diffuse source of pollutants [Option ID = 10325]
Correct Answer :-
Point source of pollutants [Option ID = 10326]
As per Carl Woese, the three domains of life are: [Question ID = 2608]
1. Crenarchaeota, Euryarchaeota, Bacteria [Option ID = 10431]
2. Extremophiles, Metallophiles, Thermophiles [Option ID = 10432]
3. Eukarya, Bacteria, Archaea [Option ID = 10429]
4. Animal, Fungi, Bacteria [Option ID = 10430]
Correct Answer :-
Eukarya, Bacteria, Archaea [Option ID = 10429]
As per 2006 notification of Gazette of India, Environmental Impact Assessment report of a proposed river valley project after
environmental clearance is applicable for a maximum period of: [Question ID = 2596]
1. 10 years [Option ID = 10382]
2. 30 years [Option ID = 10383]
3. 5 years [Option ID = 10381]
4. 2 years [Option ID = 10384]
Correct Answer :-
10 years [Option ID = 10382]
20)
21)
22)
23)
24)
25)
26)
What is the source of energy for deep-sea organisms in hydrothermal vents? [Question ID = 2610]
1. Inorganic compounds [Option ID = 10440]
2. Sun [Option ID = 10437]
3. Ocean wave energy [Option ID = 10439]
4. Organic matter that settles at sea floor [Option ID = 10438]
Correct Answer :-
Inorganic compounds [Option ID = 10440]
Identify the place of origin of river Narmada: [Question ID = 2578]
1. Naramdapur [Option ID = 10312]
2. Devpura [Option ID = 10311]
3. Narendra Nagar [Option ID = 10309]
4. Amarkantak [Option ID = 10310]
Correct Answer :-
Amarkantak [Option ID = 10310]
Identify the incorrect match: [Question ID = 2614]
1. National Bureau of Soil Survey and Land Use Planning ? Nagpur [Option ID = 10455]
2. National Bureau of Plant Genetic Resources (NBPGR) ? New Delhi [Option ID = 10454]
3. National Bureau of Animal Genetic Resources ? Mumbai [Option ID = 10453]
4. National Bureau of Fish Genetic Resources ? Lucknow [Option ID = 10456]
Correct Answer :-
National Bureau of Animal Genetic Resources ? Mumbai [Option ID = 10453]
The particle size associated with ambient aerosols in the atmosphere is in the range of: [Question ID = 2590]
1. 100 ? 150 ?m [Option ID = 10359]
2. > 200 ?m [Option ID = 10360]
3. 1 ? 5 ?m [Option ID = 10357]
4. 50 ? 100 ?m [Option ID = 10358]
Correct Answer :-
1 ? 5 ?m [Option ID = 10357]
[Question ID = 2644]
1. High, large, large, short [Option ID = 10576]
2. High, small, small, short [Option ID = 10573]
3. Low, large, large, long [Option ID = 10574]
4. High, large, large, long [Option ID = 10575]
Correct Answer :-
High, small, small, short [Option ID = 10573]
Several factors affect population growth, such as (i) predation, (ii) disease, (iii) competition, and (iv) hurricane and fire. Identify the
density-independent factors from the following options: [Question ID = 2599]
1. (ii) [Option ID = 10394]
2. (ii) and (iii) [Option ID = 10396]
3. (iv) [Option ID = 10395]
4. (i), and (iii) [Option ID = 10393]
Correct Answer :-
(iv) [Option ID = 10395]
Phenograms are used to study [Question ID = 2827]
1. Pollination mechanisms in plants [Option ID = 11308]
2. Climate distribution of plants [Option ID = 11305]
3. Photosynthetic efficiency of plants [Option ID = 11306]
27)
28)
29)
30)
31)
32)
33)
4. Life history events in plants [Option ID = 11307]
Correct Answer :-
Life history events in plants [Option ID = 11307]
Climate change and warming can have these consequences: [Question ID = 2575]
1. Range expansion of diseases to new areas [Option ID = 10296]
2. All of these [Option ID = 10300]
3. Farmers distress [Option ID = 10298]
4. Loss of horticulture productivity [Option ID = 10294]
Correct Answer :-
All of these [Option ID = 10300]
Which one of the following field of studies would be the most appropriate to study the broad scale environmental issues involving
land management problems? [Question ID = 2609]
1. Community ecology [Option ID = 10435]
2. Invasion ecology [Option ID = 10433]
3. Landscape ecology [Option ID = 10434]
4. Population ecology [Option ID = 10436]
Correct Answer :-
Landscape ecology [Option ID = 10434]
Which one of the following facilitates biodiversity in nutrient-poor soils? [Question ID = 2586]
1. Competition [Option ID = 10342]
2. Parasitism [Option ID = 10343]
3. Resource partitioning [Option ID = 10341]
4. Bioaccumulation [Option ID = 10344]
Correct Answer :-
Resource partitioning [Option ID = 10341]
Which one of the following species of mercury accumulates easily in the living cells and is considered highly toxic? [Question ID =
2593]
1. Mercurous ion [Option ID = 10369]
2. Organomercurials [Option ID = 10371]
3. Mercuric ion [Option ID = 10370]
4. Atomic mercury [Option ID = 10372]
Correct Answer :-
Organomercurials [Option ID = 10371]
Which of the following may not be an effect of climate change? [Question ID = 2618]
1. Range expansion of tropical diseases [Option ID = 10469]
2. None of these [Option ID = 10472]
3. Extreme weather events [Option ID = 10470]
4. Immense wildfires [Option ID = 10471]
Correct Answer :-
None of these [Option ID = 10472]
Which of the following is correct about attributes in Geographic Information System (GIS)? [Question ID = 2595]
1. Can be analyzed to determine patterns of importance [Option ID = 10378]
2. Are entered directly into a database where it is associated with element data. [Option ID = 10379]
3. All of these [Option ID = 10380]
4. Pieces of data connected or related to the points, lines or polygons mapped in the GIS [Option ID = 10377]
Correct Answer :-
All of these [Option ID = 10380]
Which of the following most realistically represents the flow of energy and material through an ecosystem? [Question ID = 2605]
1. Food web [Option ID = 10418]
34)
35)
36)
37)
38)
39)
2. Pyramid of biomass [Option ID = 10419]
3. Food chain [Option ID = 10417]
4. Pyramid of numbers [Option ID = 10420]
Correct Answer :-
Food web [Option ID = 10418]
Redox potential in the soil is not regulated by: [Question ID = 2589]
1. Strong oxidizing agent [Option ID = 10355]
2. Soil particle size [Option ID = 10353]
3. Soil organic carbon [Option ID = 10354]
4. Weak oxidizing agent [Option ID = 10356]
Correct Answer :-
Soil particle size [Option ID = 10353]
Groundwater mining in coastal areas can lead to: [Question ID = 2588]
1. Decreased salinity of groundwater [Option ID = 10351]
2. Increased water table [Option ID = 10350]
3. Increased salinity of groundwater [Option ID = 10352]
4. Reduced pollutant concentration in groundwater [Option ID = 10349]
Correct Answer :-
Increased salinity of groundwater [Option ID = 10352]
Increased concentration of a chemical at a higher trophic level is known as: [Question ID = 2621]
1. Biopersistence [Option ID = 10481]
2. Biomagnification [Option ID = 10483]
3. Bioaccumulation [Option ID = 10482]
4. Biomining [Option ID = 10484]
Correct Answer :-
Biomagnification [Option ID = 10483]
Atmosphere on the Earth is maintained by: [Question ID = 2624]
1. All of these [Option ID = 10496]
2. Earth?s rotation [Option ID = 10494]
3. Ozone [Option ID = 10493]
4. Earth?s magnetic field [Option ID = 10495]
Correct Answer :-
Bioprospecting deals with the:
[Question ID = 2607]
1. Use of multiple ecological ideas for demarcation of protected areas [Option ID = 10427]
2. Use of multidisciplinary tools for a systematic search for genes, natural compounds, designs, and whole organisms for product development [Option ID =
10425]
3. Use of multiple tools for development of new crop varieties [Option ID = 10428]
4. Use of multi-disciplinary tools for conservation of ecosystems [Option ID = 10426]
Correct Answer :-
Use of multidisciplinary tools for a systematic search for genes, natural compounds, designs, and whole organisms for product development [Option ID
= 10425]
To prepare 1000 ml of a 10 ppm solution of NaOH, how much NaOH should be dissolved in water (NaOH Mol Wt. =40): [Question ID
= 2585]
1. 4000 mg [Option ID = 10340]
2. 1000 mg [Option ID = 10339]
3. 40 mg [Option ID = 10338]
4. 10 mg [Option ID = 10337]
Correct Answer :-
10 mg [Option ID = 10337]
40)
41)
42)
43)
44)
45)
46)
Which of the following processes affect the availability of organic content in soil: [Question ID = 2584]
1. Metal speciation [Option ID = 10335]
2. Sorption [Option ID = 10334]
3. All of these [Option ID = 10336]
4. Soil microbial activity [Option ID = 10333]
Correct Answer :-
All of these [Option ID = 10336]
Which of the four Indian states decided to conduct a synchronized elephant census in May 2017? [Question ID = 2622]
1. West Bengal, Odisha, Chhattisgarh, Jharkhand [Option ID = 10487]
2. Odisha, Bihar, Jharkhand, Chhattisgarh [Option ID = 10488]
3. West Bengal, Odisha, MP, Chhattisgarh [Option ID = 10486]
4. West Bengal, Jharkhand, Bihar, Odisha [Option ID = 10485]
Correct Answer :-
West Bengal, Odisha, Chhattisgarh, Jharkhand [Option ID = 10487]
Symbiosis is an intimate long-term relationship between two unlike organisms, where: [Question ID = 2613]
1. All of these [Option ID = 10452]
2. Both partners benefits [Option ID = 10449]
3. One partner benefits but other one is neither harmed nor helped [Option ID = 10450]
4. One partner benefits but the other one is harmed [Option ID = 10451]
Correct Answer :-
All of these [Option ID = 10452]
Dobson unit is a measure of: [Question ID = 2606]
1. CO
2
concentration [Option ID = 10421]
2. CFC concentration [Option ID = 10422]
3. Ozone concentration [Option ID = 10423]
4. CO concentration [Option ID = 10424]
Correct Answer :-
Ozone concentration [Option ID = 10423]
Inbreeding depression in a species is characterized by: [Question ID = 2611]
1. Reduced fitness [Option ID = 10441]
2. Fixation of useful genes [Option ID = 10442]
3. Speciation [Option ID = 10444]
4. Population explosion [Option ID = 10443]
Correct Answer :-
Reduced fitness [Option ID = 10441]
An example of non-renewable, non-fossil energy resource is: [Question ID = 2587]
1. Tidal [Option ID = 10347]
2. Petrol [Option ID = 10345]
3. Uranium [Option ID = 10348]
4. Coal [Option ID = 10346]
Correct Answer :-
Uranium [Option ID = 10348]
Identify the incorrect statement regarding IPAT model: [Question ID = 2597]
1. IPAT Model was proposed by Biologist Paul Ehrlich and Physicist John Holdren [Option ID = 10385]
2. It is a mathematical relationship between environmental impact and forces driving them [Option ID = 10386]
3. IPAT equation should be carefully interpreted as all the impacts of a particular technology on the complex environmental system are difficult to interpret
[Option ID = 10388]
4. In IPAT, I= Industrial growth, P=Population, A=Affluence, T=Technology [Option ID = 10387]
Correct Answer :-
47)
48)
49)
50)
In IPAT, I= Industrial growth, P=Population, A=Affluence, T=Technology [Option ID = 10387]
Identify the correct statement. When a tiger eats flesh and runs: [Question ID = 2604]
1. The chemical energy present in its food is not destroyed [Option ID = 10413]
2. All of these [Option ID = 10416]
3. None of the energy is lost from a thermodynamic point of view as this energy is still present in the physical environment [Option ID = 10415]
4. Some of the energy present in its food is released as heat, which cannot be reused for any biological work [Option ID = 10414]
Correct Answer :-
All of these [Option ID = 10416]
Identify the random sampling method among the following : [Question ID = 2594]
1. Convenience sampling [Option ID = 10375]
2. Quota sampling [Option ID = 10374]
3. Judgment sampling [Option ID = 10373]
4. Stratified sampling [Option ID = 10376]
Correct Answer :-
Stratified sampling [Option ID = 10376]
UN document ?Our Common Future? was related to: [Question ID = 2580]
1. Conservation of Biodiversity [Option ID = 10317]
2. Protection of Environment [Option ID = 10318]
3. Environmental Pollution [Option ID = 10319]
4. Sustainable Development [Option ID = 10320]
Correct Answer :-
Sustainable Development [Option ID = 10320]
Red tides are cause and/or effect of: [Question ID = 2617]
1. Ecotoxicity in marine organisms [Option ID = 10466]
2. All of these [Option ID = 10468]
3. Blooms of pigmented algae [Option ID = 10465]
4. Reduced photosynthetic efficiency of aquatic plants [Option ID = 10467]
Correct Answer :-
All of these [Option ID = 10468]
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This post was last modified on 29 January 2020