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Delhi University Entrance Test (DUET) 2020 Previous Year Question Paper With Answer Key

This post was last modified on 27 December 2020

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DUET Last 10 Years 2011-2021 Question Papers With Answer Key || Delhi University Entrance Test conducted by the NTA

Topic:- ES MA S2

The book Silent Spring by Rachel Carson:
[Question ID = 4729]
1. warns of drying up of springs and brooks due to rising temperatures
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  [Option ID = 18910]
2. warns of unintended impacts of the overuse of pesticides
  [Option ID = 18911]
3. warns of consequences of a large dam project at the Silent Valley
  [Option ID = 18912]
4. All of these
  [Option ID = 18913]
Correct Answer :-
warns of unintended impacts of the overuse of pesticides
[Option ID = 18911]

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During the period 3000-1800 BCE Indus valley civilization at Harappa had a climate that was:
[Question ID = 4730]
1. cooler than the present day [Option ID = 18914]
2. dryer than the present day [Option ID = 18915]
3. fluctuated between dry and wet periods [Option ID = 18916]
4. wetter than the present day [Option ID = 18917]
Correct Answer :-
• wetter than the present day [Option ID = 18917]
Urbanization in the Gangetic plain during the middle of the first millennium BCE was an outcome of:
[Question ID = 4731]
1. arrival of the Vedic people with established societal hierarchy [Option ID = 18918]
2. domestication of animals [Option ID = 18919]
3. establishment of strong social, economic and political institutions [Option ID = 18920]
4. wide spread use of advanced iron tools which helped in clearing vast forest lands for agriculture [Option ID = 18921]
Correct Answer :-
• establishment of strong social, economic and political institutions [Option ID = 18920]
Karl Polyani argued that the pre-industrial economics can be well understood in social contexts and not in economic terms. This approach is known as:
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[Question ID = 4732]
1. Economic approach [Option ID = 18922]
2. Formalist approach [Option ID = 18923]
3. Stone age economic approach [Option ID = 18924]
4. Substantivist approach [Option ID = 18925]
Correct Answer :-
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• Substantivist approach [Option ID = 18925]
Potlatch: a tribal feast ceremony is an example of:
[Question ID = 4733]
1. Barter [Option ID = 18926]
2. Levelling mechanism [Option ID = 18927]
3. Reciprocal exchange [Option ID = 18928]
4. Trade [Option ID = 18929]
Correct Answer :-
• Levelling mechanism [Option ID = 18927]
The cultural ecology of India's sacred cattle is the work of:
[Question ID = 4734]
1. Daryll Forde [Option ID = 18930]
2. Julian Stweard [Option ID = 18931]
3. Marvin Harris [Option ID = 18932]
4. Roy A. Rapport [Option ID = 18933]
The term for a city, where people maximize energy, reuse energy, reduce energy is:
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[Question ID = 4735]
1. Acropolis [Option ID = 18934]
2. Ecopolis [Option ID = 18935]
3. Ecropolis [Option ID = 18936]
4. Enviropolis [Option ID = 18937]
Correct Answer :-
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• Ecopolis [Option ID = 18935]
Swidden is a form of:
[Question ID = 4736]
1. cultivation [Option ID = 18938]
2. green technology [Option ID = 18939]
3. irrigation [Option ID = 18940]
4. waste disposal [Option ID = 18941]
Correct Answer :-
• cultivation [Option ID = 18938]
Bewar is practiced by:
[Question ID = 4737]
1. Baigas [Option ID = 18942]
2. Bhutias [Option ID = 18943]
3. Murias [Option ID = 18944]
4. Sahariyas [Option ID = 18945]
Correct Answer :-
• Baigas [Option ID = 18942]

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Which of the following communities are not pastoral?
[Question ID = 4738]
1. Bakarwals
  [Option ID = 18946]
2. Rebbaris
  [Option ID = 18947]
3. Todas
  [Option ID = 18948]
4. Totos
  [Option ID = 18949]
Correct Answer :-
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• Totos
[Option ID = 18949]
Which mineral forms first in the cooling magma?
[Question ID = 4739]
1. Mica [Option ID = 18950]
2. Olivine [Option ID = 18951]
3. Quartz [Option ID = 18952]
4. Potassium feldspar [Option ID = 18953]
Correct Answer :-
• Olivine [Option ID = 18951]
Which was the first Indian state to make rain water harvesting compulsory?
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[Question ID = 4740]
1. Gujarat [Option ID = 18954]
2. Maharasthra [Option ID = 18955]
3. Rajasthan [Option ID = 18956]
4. Tamil Nadu [Option ID = 18957]
Correct Answer :-
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• Tamil Nadu [Option ID = 18957]
Under the Forest Rights Act of 2006, transit of forest produce are issued by:
[Question ID = 4741]
1. District Magistrate [Option ID = 18960]
2. Gram Sabha [Option ID = 18961]
Correct Answer :-
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• Gram Sabha [Option ID = 18961]
Spring tide occurs:
[Question ID = 4742]
1. in the spring season [Option ID = 18962]
2. when the moon is in half crescent [Option ID = 18963]
3. when the sun and moon are at right angles with respect to earth [Option ID = 18964]
4. when the sun, moon and earth are linearly aligned [Option ID = 18965]
Correct Answer :-
• when the sun, moon and earth are linearly aligned [Option ID = 18965]
Sulphate aerosols are responsible for:
[Question ID = 4743]
1. Global deforestation [Option ID = 18966]
2. Global desertification [Option ID = 18967]
3. Global dimming [Option ID = 18968]
4. Global warming [Option ID = 18969]
Correct Answer :-
• Global dimming [Option ID = 18968]

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Which out of the following are important characteristics of a population?
[Question ID = 4744]
1. Abundance and dispersion [Option ID = 18970]
2. Density and dispersion [Option ID = 18971]
3. Diversity and density [Option ID = 18972]
4. Frequency and density [Option ID = 18973]
Correct Answer :-
• Density and dispersion [Option ID = 18971]
The coal with maximum ash content is:
[Question ID = 4745]
1. Anthracite [Option ID = 18974]
2. High volatile bituminous [Option ID = 18975]
3. Lignite [Option ID = 18976]
4. Sub-bituminous [Option ID = 18977]
Correct Answer :-
• Anthracite [Option ID = 18974]
According to the India State of Forest Report 2019, the maximum increase in forest cover has been in the state of:
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[Question ID = 4746]
1. Karnataka [Option ID = 18978]
2. Madhya Pradesh [Option ID = 18979]
3. Maharashtra [Option ID = 18980]
4. Rajasthan [Option ID = 18981]
Correct Answer :-
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• Karnataka [Option ID = 18978]
Photochemical smog is caused by:
[Question ID = 4747]
1. Benzene [Option ID = 18982]
2. Nitrogen oxides [Option ID = 18983]
3. Sulphur dioxide [Option ID = 18984]
4. Water vapour [Option ID = 18985]
Correct Answer :-
• Nitrogen oxides [Option ID = 18983]
What is the Montreux record?
[Question ID = 4748]
1. A register of wetland sites on the list of Ramsar wetlands of international importance [Option ID = 18986]
2. A register of sites under the Montreal protocol to identify sites under threat of loss of ozone layer [Option ID = 18987]
3. A register of sites under the Kyoto protocol to identify greenhouse gases [Option ID = 18988]
4. A register of sites under the Nagoya protocol to identify sites with threats to biodiversity [Option ID = 18989]
World Biodiversity day is celebrated on:
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[Question ID = 4749]
1. March 22 [Option ID = 18990]
2. April 22 [Option ID = 18991]
3. May 22 [Option ID = 18992]
4. July 22 [Option ID = 18993]
Correct Answer :-
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• May 22 [Option ID = 18992]
A landform formed as a consequence of free fall of rocks is called:
[Question ID = 4750]
1. Alluvial fan [Option ID = 18994]
2. Debris flow [Option ID = 18995]
3. Talus slope [Option ID = 18996]
4. Valley fills [Option ID = 18997]
Correct Answer :-
• Talus slope [Option ID = 18996]
A pyroclastic flow refers to:
[Question ID = 4751]
1. a slow rain of cool ash particles [Option ID = 18998]
2. flow of hot lava [Option ID = 18999]
3. flow of hot ash, lava fragments and gases [Option ID = 19000]
4. flow of air trapped underneath blocks of lava [Option ID = 19001]
Correct Answer :-
• flow of hot ash, lava fragments and gases [Option ID = 19000]

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Movement of plates on the earth's crust are caused by:
[Question ID = 4752]
1. convection from the hot interior [Option ID = 19002]
2. gravitational pull of the sun [Option ID = 19003]
3. tidal movements of oceans [Option ID = 19004]
4. solar wind [Option ID = 19005]
Correct Answer :-
• convection from the hot interior [Option ID = 19002]
A terrestrial sedimentary rock formed by precipitation of carbonate materials from solution in ground and surface waters is known as:
[Question ID = 4753]
1. Pediment [Option ID = 19006]
2. Stalactite [Option ID = 19007]
3. Stalagmite [Option ID = 19008]
4. Travertine [Option ID = 19009]
Correct Answer :-
• Travertine [Option ID = 19009]
In the matter of sharing river waters with neighbours, China adopts a policy of:
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[Question ID = 4754]
1. Absolute sovereignty [Option ID = 19010]
2. Benevolent sovereignty [Option ID = 19011]
3. Limited sovereignty [Option ID = 19012]
4. Negotiable sovereignty [Option ID = 19013]
Correct Answer :-
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• Absolute sovereignty [Option ID = 19010]
Ecological nationalism refers to:
[Question ID = 4755]
1. Article 51A(g) which states it shall be the national duty of every citizen of India to protect and improve the national environment including forests, lakes, rivers and wildlife and to have compassion for living creatures [Option ID = 19014]
2. political parties participating in elections with a manifesto to protect the environment [Option ID = 19015]
3. social movements that closely connect issues of environmental protection with nationalist concerns [Option ID = 19016]
4. use of plants or animals as national symbols [Option ID = 19017]
Correct Answer :-
• social movements that closely connect issues of environmental protection with nationalist concerns [Option ID = 19016]
Sustainable development has:
[Question ID = 4756]
1. 14 goals [Option ID = 19018]
2. 15 goals [Option ID = 19019]
3. 17 goals [Option ID = 19020]
4. 20 goals [Option ID = 19021]
Correct Answer :-
• 17 goals [Option ID = 19020]

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What is a metacity?
[Question ID = 4757]
1. A sprawling conurbation of 20 million people [Option ID = 19022]
2. A sprawling conurbation of 15 million people [Option ID = 19023]
3. A sprawling conurbation of 10 million people [Option ID = 19024]
4. A sprawling conurbation of 5 million people [Option ID = 19025]
Correct Answer :-
• A sprawling conurbation of 20 million people [Option ID = 19022]
Landfall of cyclone Fani in 2019 was at:
[Question ID = 4758]
1. Cuttack
  [Option ID = 19026]
2. Puri
  [Option ID = 19027]
3. Vishakapatnam
  [Option ID = 19028]
4. Thiruvananthapuram
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  [Option ID = 19029]
Correct Answer :-
• Puri
[Option ID = 19027]
International Drinking Water Supply and Sanitation decade was observed between:
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[Question ID = 4759]
1. 1981-1990 [Option ID = 19030]
2. 1991-2000 [Option ID = 19031]
3. 2001-2010 [Option ID = 19032]
4. 2014-2024 [Option ID = 19033]
Correct Answer :-
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• 1981-1990 [Option ID = 19030]
Which among the following cities was declared as the Tiger Gateway of India?
[Question ID = 4760]
1. Bhopal
  [Option ID = 19034]
2. Lucknow
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  [Option ID = 19035]
3. Mysore
  [Option ID = 19036]
4. Nagpur
  [Option ID = 19037]
Correct Answer :-
• Nagpur
[Option ID = 19037]
__________ is an area's short-term atmospheric condition and __________ is its long-term condition.
[Question ID = 4761]
1. A front, a system [Option ID = 19038]
2. Climate, system [Option ID = 19039]
3. Climate, weather [Option ID = 19040]
4. Weather, climate [Option ID = 19041]
Arrange the process of communication in a sequence:
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[Question ID = 4762]
1. Coding, decoding, recipient, channel [Option ID = 19042]
2. Channel, decoding, recipient, encoding [Option ID = 19043]
3. Channel, encoding, recipient, decoding [Option ID = 19044]
4. Encoding, channel, recipient, decoding [Option ID = 19045]
Correct Answer :-
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• Encoding, channel, recipient, decoding [Option ID = 19045]
Conscientization model is associated with:
[Question ID = 4763]
1. Mary Richmond [Option ID = 19046]
2. Paul Chowdhary [Option ID = 19047]
3. Paul Friere [Option ID = 19048]
4. Perlman [Option ID = 19049]
Correct Answer :-
• Paul Friere [Option ID = 19048]
Which among these Indian birds is believed to be extinct?
[Question ID = 4764]
1. Jerdon's Courser [Option ID = 19050]
2. Pink headed Duck [Option ID = 19051]
3. Red-crested Pochard [Option ID = 19052]
4. White-winged Wood-duck [Option ID = 19053]
Correct Answer :-
• Pink headed Duck [Option ID = 19051]

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Which one of the following states has created 'Organic Commodities Board' to promote and restore value of food crops, which are mostly grown on marginal lands?
[Question ID = 4765]
1. Jharkhand [Option ID = 19054]
2. Karnataka [Option ID = 19055]
3. Kerala [Option ID = 19056]
4. Uttarakhand [Option ID = 19057]
Correct Answer :-
• Uttarakhand [Option ID = 19057]
According to Recycled Plastics (Manufacture and Usage) Rules 1999, the minimum thickness of carry bags shall not be less than:
[Question ID = 4766]
1. 10 microns [Option ID = 19058]
2. 20 microns [Option ID = 19059]
3. 30 microns [Option ID = 19060]
4. 50 microns [Option ID = 19061]
Correct Answer :-
• 20 microns [Option ID = 19059]
Chaparral, Encinous, Maquis, Melleseab are important areas of:
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[Question ID = 4767]
1. Temperate evergreen woodland [Option ID = 19062]
2. Temperate deciduous woodland [Option ID = 19063]
3. Tropical evergreen woodland [Option ID = 19064]
4. Tropical deciduous woodland [Option ID = 19065]
Correct Answer :-
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• Tropical evergreen woodland [Option ID = 19064]
"Bermuda grass allergy" is a type of:
[Question ID = 4768]
1. airborne allergy [Option ID = 19066]
2. contact allergy [Option ID = 19067]
3. hydroborne allergy [Option ID = 19068]
4. soilborne allergy [Option ID = 19069]
Correct Answer :-
• airborne allergy [Option ID = 19066]
Which of the following is broken down?
[Question ID = 4769]
1. Amino acids
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  [Option ID = 19070]
2. Cellulose
  [Option ID = 19071]
3. Chitin
  [Option ID = 19072]
4. Hemicellulose
  [Option ID = 19073]
Correct Answer :-
• Chitin
[Option ID = 19072]

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Laterite represents:
[Question ID = 4770]
1. Black cotton soil [Option ID = 19074]
2. Glacial soil [Option ID = 19075]
3. Red soil [Option ID = 19076]
4. Regolith soil [Option ID = 19077]
Correct Answer :-
• Regolith soil [Option ID = 19077]
The mineral most resistant to chemical weathering is:
[Question ID = 4771]
1. Biotite [Option ID = 19078]
2. Olivine [Option ID = 19079]
3. K-feldspar [Option ID = 19080]
4. Quartz [Option ID = 19081]
Correct Answer :-
• Quartz [Option ID = 19081]
Bio-oil can be obtained from lignocellulose by:
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[Question ID = 4772]
1. Combustion [Option ID = 19082]
2. Fast pyrolysis [Option ID = 19083]
3. Gasification [Option ID = 19084]
4. Transesterification [Option ID = 19085]
Correct Answer :-
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• Fast pyrolysis [Option ID = 19083]
Right to clean environment is guaranteed in Indian Constitution by:
[Question ID = 4773]
1. Article 14 [Option ID = 19086]
2. Article 19 [Option ID = 19087]
3. Article 21 [Option ID = 19088]
4. Article 25 [Option ID = 19089]
Correct Answer :-
• Article 21 [Option ID = 19088]
The treatment method recommended for the human anatomical waste generated from hospitals is:
[Question ID = 4774]
1. autoclaving
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  [Option ID = 19090]
2. chemical disinfection
  [Option ID = 19091]
3. incineration
  [Option ID = 19092]
4. All of these
  [Option ID = 19093]
Which one of the following is used to determine ambient concentration of suspended particulate matter?
[Question ID = 4775]
1. Cascade impactor [Option ID = 19094]
2. Folin-Wu method [Option ID = 19095]
3. Kjeldahl's Flask [Option ID = 19096]
4. Secchi Disk [Option ID = 19097]
Correct Answer :-
• Cascade impactor [Option ID = 19094]

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For the April 2015 Nepal earthquake, the epicentre and the hypocentre were approximately at a depth of respectively.
[Question ID = 4776]
1. Barpak and 8 km [Option ID = 19098]
2. Kathmandu and 15 km [Option ID = 19099]
3. Lantang Valley and 50 km [Option ID = 19100]
4. Mt Everest and 25 km [Option ID = 19101]
Correct Answer :-
• Barpak and 8 km [Option ID = 19098]
High concentrations of pollutants at ground level during winter season are due to:
[Question ID = 4777]
1. frontal inversion [Option ID = 19102]
2. landscape induced inversion [Option ID = 19103]
3. radiation inversion [Option ID = 19104]
4. subsidence inversion [Option ID = 19105]
Correct Answer :-
• radiation inversion [Option ID = 19104]
Isogons are the points that join beds of:
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[Question ID = 4778]
1. equal dip amount [Option ID = 19106]
2. equal thickness [Option ID = 19107]
3. opposite strike direction [Option ID = 19108]
4. same strike direction [Option ID = 19109]
Correct Answer :-
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• equal dip amount [Option ID = 19106]
Wildlife Week in India is celebrated between:
[Question ID = 4779]
1. 1-7 June [Option ID = 19110]
2. 15-21 June [Option ID = 19111]
3. 2-8 October [Option ID = 19112]
4. 15-21 October [Option ID = 19113]
Correct Answer :-
• 2-8 October [Option ID = 19112]
Industrial cold cleaning utilizes which of the following chemical substances?
[Question ID = 4780]
1. Carbon tetrachloride [Option ID =
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  This download link is referred from the post: DUET Last 10 Years 2011-2021 Question Papers With Answer Key || Delhi University Entrance Test conducted by the NTA

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This post was last modified on 27 December 2020

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