Anna University, Chennai Nov/Dec 2012 Examinations
GE2021 Environmental Science & Engineering
Unit I-V
GE2021 Environmental Science & Engineering
Unit I-V
their merits and limitations
2. Explain ecosystem, energy flow in ecosystem, food chain, food webs and
ecological pyramids.
3. Describe the types, characteristic features, structure and functions of i)
Forest Ecosystem, ii) Aquatic Ecosystem
4. Discuss the possible solutions to improve the acceptability of dam projects in
Indian conditions
5. Explain solid waste management
6. Explain Bhopal gas tragedy and Chernobyl nuclear disaster
7. What do you mean by thermal pollution? Discuss the causes, effects and control
measures of thermal pollution
8. Explain the causes, effects and control measure of water and air pollution
9. What are the major causes of deforestation? Discuss its consequences
10.Discuss in detail the causes and consequences of overexploitation of forest
resources
11. Give a brief account of renewable energy resources and their significance
12.With a neat sketch explain the flow of energy through the various components of
the ecosystem.
13. What is sustainable development? Explain the measures for it
14.Explain the following (i) Wild life Protective Act (ii) Forest preventative Act.
(iii) Environmental Protection act (iv) Water act
15. Discuss the causes and effects of the following(i) Global warming (ii) Acid rain (iii)
Ozone layer depletion
16.Explain the mechanism of formation of acid rain. Discuss the phenomenon
of global warming and factors contributing to it
17. Write notes on the following (i) women and child welfare. (ii) Human rights
(iii) value education
18.Explain the role of IT in environment and human health
19.Discuss about the environmental and social problem faced by a large Indian city
like Chennai
20. Describe briefly (i) The factors that affect human population growth rate.ii)
Human rights. iii) Value Education
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