Download JNTUA B.Tech 1-1 R15 2016 Dec Regular 15A01101 Environmental Studies Question Paper

Code: 15A01101

B.Tech I Year I Semester (R15) Regular & Supplementary Examinations December 2016

ENVIRONMENTAL STUDIES

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(Common to ECE, ME, EIE and IT)

Time: 3 hours

Max. Marks: 70

PART - A

(Compulsory Question)

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Answer the following: (10 X 02 = 20 Marks)

1. Write differences between Renewable and non renewable resources.
2. Give an account on Biomagnification.
3. Write short notes on Grass land ecosystem with a focus on Savannas.
4. Define NBPGR and give its importance.

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5. Briefly explain about Minamata disease.
6. What is Green house effect? Write its effect.
7. What is Total fertility rate?
8. Define ENVIS.
9. Give an account on Chipko movement.

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10. What is Food web? Give its importance

PART - B

(Answer all five units, 5 X 10 = 50 Marks)

UNIT - I

1. What are the major causes and consequences of deforestation? Discuss with the help of a case study, how big dams have affected forests and the tribal's.

   OR

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   What are the major causes for conflicts over water? Discuss one international and one interstate water conflict. Should we build big dams? Give arguments in favour of your answer.

UNIT - II

1. Give an account on the structure and function of an ecosystem. Add a note on ecological pyramids.

   OR

   What are the major biogeographical regions of India? Add a note on the different levels of biodiversity.

UNIT - III

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1. What are the sources, effects and control of air pollution? Give an account on Bhopal gas tragedy.

   OR

   What are the sources, effects and control of solid wastes? How the solid wastes can be managed?

UNIT - IV

1. What is rain water harvesting? Give an account on the modern methods of rain water harvesting? Add a note on the conservation of water.

   OR

   What is acid rain? What are the major impacts of acid rain? How can we control it? Give an account on the agents responsible for ozone depletion.

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UNIT - V

1. What are the objectives and elements of value education? How can the same be achieved? Discuss various issues for women and child welfare at international and national level.

   OR

   What is meant by population explosion? Discuss the Indian scenario? How the population growth can be slowed down?