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P.T.O.
MAR IVANIOS COLLEGE (AUTONOMOUS)
THIRUVANANTHAPURAM
Reg. No. :.………………… Name :.………………….
First Semester B.Com. Degree Examination, November 2016
First Degree Programme under CBCSS
Foundation Course (for Commerce)
AUCO121: Environmental Studies
Common for Regular 2016 Admn. and Improvement 2015 Admn.
Time: 3 Hours Max. Marks: 80
SECTION A
Answer ALL questions in one or two sentences.
1. What do you mean by troposphere
2. What are electronic wastes
3. What do you mean by rain water harvesting
4. Define biodiversity.
5. What is green technology
6. What is desert eco system
7. What is an industrial waste
8. What is thermal pollution
9. Write note on population explosion.
10. What do you mean by human rights
(10 1 10 Marks)
SECTION B
Answer any EIGHT questions, each in a short paragraph not exceeding 50 words.
11. What is ecological pyramid
12. What are decomposers and scavengers
13. What is natural resource Name different types of natural resources.
14. Name the objectives of environmental studies.
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15. What do you mean by conservation of natural resources
16. What are the causes of soil erosion
17. What do you mean by deforestation
18. Is organic farming sustainable Why
19. Write a note on importance of environmental ethics.
20. Name the causes of rapid population growth.
21. What are the needs of women welfare
22. What is green revolution
2 16 Marks)
SECTION C
Answer any SIX questions, each in a paragraph not exceeding 120 words.
23. Biodiversity has various benefits to mankind Discuss.
24. Explain the impact of urbanization on environment.
25. What is soil pollution How it can be controlled
26. What is ozone layer depletion What are the harmful effects of ozone layer depletion
27. What is watershed management What are the advantages of watershed management
28. What are the consequences of climate changes
29. Explain the role of IT on environment and human health.
30. Briefly describe about environmental health What are the effects of air pollution on health
31. What are the ill effects of deforestation on the environment
4 24 Marks)
SECTION D
Answer any TWO questions, not exceeding four pages.
32. Define eco system. Explain the structure and functions of eco system.
33. What is solid waste Explain the functional elements of solid waste management
34. Explain different types of environmental pollutions and its causes.
35. Define environmental studies. Explain the importance of environmental studies. What are the major global environmental problems
15 30 Marks)