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P.T.O.
MAR IVANIOS COLLEGE (AUTONOMOUS)
THIRUVANANTHAPURAM
Reg. No. :.………………… Name :………………….
Second Semester B.Voc. Degree Examination, June 2016
First Degree Programme under CSS
General Course (for Software Development)
AUSD262: Environmental Studies
Time: 3 Hours Max. Marks: 80
SECTION A
Answer ALL questions in one or two sentences.
1. Define Social Forestry.
2. What is Crop Rotation
3. Define food security.
4. What is organic farming
5. Define biodiversity.
6. "If there is no Greenhouse effect, life on earth will be better". Comment on this statement
7. List the types of hazardous wastes.
8. Define the term sustainable development.
9. What is acid rain
10. What is EIA
(10 x 1 10 Marks)
SECTION B
Answer any EIGHT questions, not exceeding a paragraph of 50 words.
11. List the advantages of rain water harvesting
12. What are the major causes of current water crisis in the world
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13. Differentiate between recycling and reuse.
14. Discuss the major causes of soil pollution.
15. List the advantages of recycling of MSW with examples.
16. Explain the environmental impact of deforestation.
17. Write a short note on the Environmental (Protection) Act 1986.
18. Explain the concept of Ecological Pyramid.
19. Define the term Hotspot in Biodiversity.
20. What do you understand by ecosystem diversity
21. What is toxic air pollution
22. What do you mean by renewable resources
x 2 16 Marks)
SECTION C
Answer any SIX questions, in a page of 100 words.
23. Explain the structure and functions of an ecosystem.
24. With the help of examples differentiate between genetic and species biodiversity.
25. Write notes on Earth's resources.
26. Explain the mitigation measures taken when there is an earthquake.
27. What is the reason that ozone is considered as an important part of atmosphere What leads to its loss Does its loss have serious implications Justify.
28. What are the major causes of Nuclear accidents and Nuclear hazards Explain three ways to minimize radiation hazards.
29. Briefly explain the terms in situ and ex situ conservation with the help of examples. Give their merits and demerits.
30. What do you mean by noise pollution What are the sources Describe any two effects of noise pollution.
31. Write a short note on Ecological succession.
x 4 24 Marks)
SECTION D
Answer any TWO questions, not exceeding four pages.
32. What do you mean by ecosystem Explain the characteristic features and functions of different types of ecosystems.
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33. Identify and explain the present day major threats to biodiversity in India. What are the steps taken to overcome this
34. Classify the natural disasters with examples. Explain the steps to be taken to tackle the frequently occurring natural calamities.
35. What is ISO 14000 series Explain the concept and benefits of ISO 14000.
x 15 30 Marks)