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If you are a student of Assam University: Silchar B.Com 2nd (odd) sem and looking for Assam University: Silchar Environmental studies Question Paper 2021 Bcom 2nd Sem CBCS then you are in right place here in this page we have Shared Assam University Environmental studies Question Paper 2021 Which can be very beneficial for your upcoming examinations.
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Solution link: Assam University Environmental studies Solved Paper 2021
Assam University Silchar TDC 2nd Sem Environmental studies Question Paper 2021
Assam University Silchar TDC 2nd Sem Environmental studies Question Paper 2021
Environmental Studies' 2021, Assam University B.Com 2nd Sem Question Papers, New CBCS Pattern
Assam University B.Com 2nd Sem Environment Studies Question Paper 2021
TDC (CBCS) Even Semester Exam., September - 2021
FOUNDATION COURSE IN ENVIRONMENT SCIENCE
(2nd Semester)
Course No.: EVS – AEC – 201T
Environmental Science Question Paper 2021
Full Marks: 50
Pass Marks: 20
Time: 3 hours
The figures in the margin indicate full marks for the questions.
SECTION – A
A. Answer any fifteen (15) questions: 15x1=15
1. Define ecosystem.
2. Mention one objective of environmental studies.
3. What is food chain?
4. What are the various types of food chains?
5. What is food web?
6. Define trophic level.
7. What do you mean by symbiotic nitrogen fixation?
8. Define soil erosion.
9. Give two examples of non-renewable energy.
10. Define endemic species.
11. Name two endemic species of NE India.
12. What is PAN?
13. Define hot spot.
14. What is IUCN?
15. Name two biosphere reserves of Assam.
16. What is IPCC?
17. Define population explosion.
18. What organisation (NG)) organised salient valley movement?
19. Give examples of two non-biodegradable pollutants.
20. Give one example of common property resources.
Assam University Silchar TDC 2nd Sem Environmental studies Question Paper 2021
SECTION – B
Answer any five questions: 5x2=10
1. Define ecological pyramid. Mention its types.
2. What do you mean by alpha and beta diversities?
3. What are lentic and lotic ecosystem?
4. Define ecological succession and mention its types.
5. Define productivity and mention its types.
6. Mention two major threats to biodiversity conversation.
7. What is red data book?
8. Define sustainable development. Who gave the concept of sustainable development?
9. What is CITES? Name one national park of Assam.
10. Name two wildlife sanctuaries of NE India.
Assam University Silchar TDC 2nd Sem Environmental studies Question Paper 2021
SECTION – C
Answer any five questions: 5x5=25
1. Mention the scopes and importance of environmental studies. How does environmental study is related with other disciplines? 2+3=5
2. Write brief note on flow of energy in an ecosystem. Write the structure and function of an ecosystem. 2+3=5
3. Write note on eutrophication. State various causes of deforestation. What is desertification? 2+2+1=5
4. Mention various sources of non-renewable energy. What are the various steps of mining operation? What do you mean by mire safety? 2+2+1=5
5. Write note on levels of biodiversity. Write notes on various causes of threats and conservation of biodiversity. 2+3=5
6. “India is one of the mega-diversity nations of the world” – Justify the state in context to richness of biodiversity in India. What is biodiversity hot spot? 4+1=5
7. Define green house effect. What are various causes and consequences of green house effect? What is acid rain? 1+3+1=5
8. What is ozone layer depletion? Mention its evil effects. What are municipal solid wastes and strategies for management municipal solid waste? 2+3=5
9. Write note on Chipko movement. Mention the role of IT in environmental studies. 2+3=5
10.Define environmental ethics. What is IPR? Write various causes of urban flood. What are the various steps in management of earthquakes? 1+1+1+2=5
Assam University Silchar TDC 2nd Sem Environmental studies Question Paper 2021
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