GE2211 ENVIRONMENTAL SCIENCE AND ENGINEERING EVS Anna University Question paper for Nov/Dec 2009

B.E./B.Tech. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2009

Third Semester

Electrical and Electronics Engineering

GE 2211 — ENVIRONMENTAL SCIENCE AND ENGINEERING

(Regulation 2008)

(Common to Chemical Engineering / Textile Technology / Instrumentation and

Control Engineering / BioTechnology / Rubber and Plastics / Electronics and

Instrumentation Engineering / Polymer Technology / Textile Technology

(Fashion Technology))

Time : Three hours Maximum : 100 Marks

Answer ALL Questions

PART A — (10 × 2 = 20 Marks)

1. What are renewable and non-renewable energy sources? Give examples.
2. Mention the causes of desertification.
3. What are food chains and food webs?
4. Define primary production and secondary production.
5. What is meant by thermal pollution?
6. Mention the sources of solid wastes.
7. What is meant by sustainable development?
8. Mention the causes of ozone layer depletion.
9. What is meant by population explosion?
10. List the objectives of watershed management.

PART B — (5 × 16 = 80 Marks)

11. (a) (i) Explain the major causes and consequences of deforestation. (8)
(ii) Discuss the various techniques for harnessing solar energy. (8)
Or


(b) (i) Explain the environmental impacts of mineral extraction and use.(8)
(ii) Discuss the impact of modern agriculture on the environment. (8)
12. (a) (i) Discuss the major features of grass land ecosystem. (8)
(ii) Write a note on endangered and endemic species of India. (8)
Or
(b) (i) Describe the structural features of ecosystem. (8)
(ii) Write a note on conservation of biodiversity. (8)
13. (a) (i) Enumerate various methods for control of air pollution. (8)
(ii) Discuss the causes, effects and control of marine pollution. (8)
Or
(b) (i) Describe the sources, effects and control of noise pollution. (8)
(ii) Discuss the role of an individual in preventing pollution. (8)
14. (a) (i) Describe the measures to conserve water. (8)
(ii) Write a note on wasteland reclamation. (8)
Or
(b) (i) What is meant by acid rain? How does it form? What are the major
impacts? (8)
(ii) Discuss the causes and effects of global warming. (8)
15. (a) (i) Discuss the influence of environmental parameters on human
health. (8)
(ii) Narrate the role of information technology in environmental
management. (8)
Or
(b) (i) Discuss the various issues and measures for women and child
welfare. (8)
(ii) Explain the objectives and elements of value education. (8)