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BE - SEMESTER- I & II (NEW) EXAMINATION — WINTER 2019
Subject Code: 2110007 Date: 16/01/2020
Subject Name: Environmental Studies
Time: 10:30 AM TO 01:00 PM Total Marks: 70
Instructions:
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- Question No. 1 is compulsory. Attempt any four out of remaining Six questions.
- Make suitable assumptions wherever necessary.
- Figures to the right indicate full marks.
| Q.1 | Objective Question (MCQ) | Mark |
| (a) | 07 |
- Ozone present in ozonosphere protect us by
- Visible Radiations
- IR Radiations
- UV Radiations
- b & c both
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- Eutrophication means
- Rich in nutrients
- Poor in nutrients
- Rich in carbon
- none of these
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- Main source of energy in ecosystem is
- Sun light
- Trees
- Glucose
- None of these
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- Capacity to support maximum population is called
- Carrying capacity
- Biomass capacity
- Biotic capacity
- None of these
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- The biotic components of ecosystems are
- Producers only
- consumers only
- All microbes
- All of above
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- Affect of fluoride pollution is on
- Eyes
- Skin
- Teeth
- None of these
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- Bhopal gas tragedy was due to leakage of
- Methyl isocynate
- Chloro Benzene
- Carbon monoxide
- None of these
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Short questions 07
- Define : Abiotic Components
- Explain Gross primary production (GPP)
- Define: Ecology
- Give the two main Advantages of Hydropower Energy.
- What is Bioremediation?
- Define term “Primary pollutant”
- Define the term Acid rain.
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| Q.2 | (a) What are the reasons for overpopulation? | 03 |
| (b) What do you mean by sustainable Development? | 04 | |
| (c) Explain with sketch “ Nitrogen cycle” | 07 | |
| Q.3 | (a) Define noise pollution. Describe important effects of noise pollution. | 03 |
| (b) Write short note on Tidal Energy | 04 | |
| (c) Give the classification of natural resources. Discuss the different conventional and non conventional energy resources. | 07 | |
| Q.4 | (a) Describe the sources of water pollution. | 03 |
| (b) Explain Green house effect. | 04 | |
| (c) Discus the effects and control of global warming. | 07 | |
| Q.5 | (a) Define contaminants, pollutants and population explosion. | 03 |
| (b) What are the causes of land degradation? | 04 | |
| (c) Write short note on Eutrophication. | 07 | |
| Q.6 | (a) Give full form of: GPCB, GPCB and GSDMA | 03 |
| (b) Discuss the relationship of population and food production. | 04 | |
| (c) Discuss the control of Air pollution and noise pollution. | 07 | |
| Q.7 | (a) What are the objects of Environmental protection act 1986. | 03 |
| (b) What are desert ecosystems? Describe its components. | 04 | |
| (c) Write short note on ozone depletion. | 07 |
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