Download VTU B-Tech/B.E 2019 June-July 1st And 2nd Semester 2014 June-July 10C1V18 Environmental Studies Question Paper

Download VTU ((Visvesvaraya Technological University) B.E/B-Tech 2019 July ( Bachelor of Engineering) First & Second Semester (1st Semester & 2nd Semester) 2014 June-July 10C1V18 Environmental Studies Question Paper

This post was last modified on 01 January 2020

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VTU B.Tech 1st Year Last 10 Years 2011-2021 Question Papers

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College of Engg & Tec

10CIV18/28

Question Paper Version : D

First/Second Semester B.E Degree Examination, June/July 2014

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Environmental Studies

Time: 2 hrs.] (COMMON TO ALL BRANCHES) [Max. Marks: 50

INSTRUCTIONS TO THE CANDIDATES

Answer all the fifty questions, each question carries ONE mark.
Use only Black ball point pen for writing / darkening the circles.

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For each question, after selecting your answer, darken the appropriate circle corresponding to the same question number on the OMR sheet
Darkening two circles for the same question makes the answer invalid.
Damaging/overwriting, using whiteners on the OMR sheets are strictly prohibited.

Example for tertiary consumers
1. Plants
2. Cattle
3. Elephant
As per BIS, the minimum allowable limit of iron content in drinking water is
1. 1.0 mg/l
2. 0.2 mg/l
3. 0.3 mg/l
4. 0.5 mg/l
In Hydro-power plants, power is generated by
1. Solar
2. Thermal
3. Water
4. Coal
The PH value of acid rain was recorded in early days
1. 2.5
2. 7.5
3. 4.7
4. 5.7
First international earth summit was held at
1. USA
2. Russia
3. Rio de-Janeiro
4. Johannesburg
The air prevention and control of pollution Act was enacted in the year
1. 1987
2. 1974
3. 1981
4. 1986
Smog is formed by the reaction of which air pollutants
1. Smoke and Mist
2. Smoke and Fog
3. Smoke and Bio-Gas
4. Smoke and Dust
Which of the following is not a solution for Global Warming?
1. Reducing use of Fossil fuels
2. Planting more trees
3. Deforestation
4. Reducing vehicular transportation
Methemoglobinemia is caused by the contamination of water due to
1. Mercury
2. Nitrate
3. Arsenic
4. Nitrates
Earth's Day is celebrated on every year
1. June 22nd
2. Sept.22nd
3. April 22nd
4. June 5th
Expansion of the term WWF is
1. World wide life force
2. World wide forest
3. World wide life forest
4. World wild life fund
Maximum allowable concentration of total hardness as per BIS in drinking water
1. 600 mg/1
2. 300 mg/1
3. 1000 mg/1
4. 250 mg/1
Water pollution prevention and control Act was enacted in the year
1. 1986
2. 1974
3. 1981
4. 1987
Stone cancer is an effect of
1. Climatic change
2. Hard water
3. Acid rain
4. Excess of calcium
Most stable Eco-system is
1. Mountain
2. Ocean
3. Population
4. Fossil fuels
Ozone is present in which layer of the atmosphere
1. Ozonosphere
2. Stratosphere
3. troposphere
4. onosphere
What is the maximum allowable concentration of fluorides in drinking water?
1. 1.0 mg/1
2. 1.25 mg/1
3. 1.50 mg/1
4. 1.60 mg/1
Which of the following gas is not concern to green house effect?
1. CO2
2. CH4
3. N2
4. H2O vapour
Which of the following is not a renewable source of energy?
1. Solar
2. Wind
3. Nuclear
4. Geo-Thermal
Optimum growth of bacteria in favorable PH value of
1. 6.5 – 8.5
2. 7.0
3. 6.5-7.5
4. 7.0 - 14.0
Bhopal gas tragedy was caused due to leakage of
1. CH4
2. MIC
3. SO2
4. Pesticides
Karnataka state pollution control board was established in the year
1. 1984
2. 1976
3. 1974
4. 1983
Among all oxides of nitrogen which one is responsible for the formation of acid rain
1. Nitrous oxide
2. Nitric oxide
3. Nitrogen Trioxide
4. Nitrogen pentoxide
The liquid waste generated from municipal solid waste disposal pits is called
1. Solid waste water
2. Sewage
3. Leachate
4. Compost waste water
Minimum allowable limit of noise pollution for Human persistence is
1. 40dB
2. 90dB
3. 45dB
4. 55dB
HIV can be transmitted to humans through which media?
1. Air
2. Blood
3. Virus
4. Hereditary
Mineral resources are
1. Renewable
2. Fossil fuels
3. Non-renewable
4. Sedimentary rocks
World Ozone day is being celebrating on every year
1. 15th Sept.
2. 16th Oct.
3. 16th Sept.
4. 22nd April
Contribution of carbon dioxide to global warming from industries
1. 50%
2. 24%
3. 25%
4. 75%
Which atmospheric layer is closest to the Earth's surface?
1. Mesosphere
2. Troposphere
3. Stratosphere
4. Thermosphere
Anthropogenic activities means
1. Natural made
2. BiOlOgical
3. Manmade
4. Animal made
Which of the following energy source is less eco-friendly?
1. Wind
2. Water
3. Solar
4. Thermal
Which of the following is a biotic component of an ecosystem?
1. Sunlight
2. Fungi
3. Moisture
4. Water
Generation of wind energy is mainly based on
1. Direction of wind
2. Storms
3. Velocity of wind
4. Wind pressure
Example for abiotic component of eco system
1. Plants
2. Food
3. Water
4. Live stock
Amount of carbon dioxide present in atmospheric air is
1. 21%
2. 0.383%
3. 78%
4. 0.318%
Estuary means
1. Rich in nutrients
2. End point of the river
3. Meeting place of river and sea
4. Treatment of water
Physical pollution of water is due to
1. Chlorides
2. Turbidity
3. PH
4. All of these
Control of water Borne diseases can be achieved effectively in a community by
1. Defluoridation
2. Disinfection
3. Sterilization
4. Vaccination
Ozone layer thickness is measured in which units
1. PPM
2. PPB
3. Db
4. DU
Eutrophication means
1. Quality of water in lakes
2. Enrichment of plant nutrients in water
3. Water purification technique
4. Meeting point of river and sea.
Earth's body temperature is approximately equal to
1. 16.4°C
2. 16.6°C
3. 36°C
4. 21.6°C
Presence of BOD in drinking water indicates
1. Rich content of oxygen
2. Organic matter
3. Turbidity
4. Physical impurities
Which of the following is a natural source of Air pollution?
1. Acid rain
2. Precipitation
3. Storms
4. Volcanic eruption
Effect of carbon monoxide on blood, causing
1. H2CO3
2. COHb
3. CO2Hb
4. HbCO2
Demography means
1. Study on forest
2. Study on Human activities
3. Study on earthquake
4. Study on population growth
Freon's are called
1. Hydrocarbons
2. Ozone
3. Methane
4. Solvents
Which of the following is a biodegradable pollutant?
1. DDT
2. Sewage
3. Pesticides
4. Freon's
Percentage of ground water available on Earth's environment is
1. 0.02
2. 0.5
3. 1.5
4. 0.2
During green house effect, carbondioxide and water vapours absorbs
1. Short wave radiations
2. Long wave radiations
3. Solar radiation
4. UV radiations

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