GE2021 Environmental Science And Engineering anna university previous year question paper

Third Semester

Civil Engineering
(Regulation 2008)
(Common to Computer Science and Engineering and Information Technology)
Time : Three hours                                                                                                 Maximum : 100 Marks
Answer ALL Questions

PART A — (10 × 2 = 20 Marks)
1. State the significance and scope of environmental education.
2. Define environmental impact statement.
3. What is food web?
4. ‘India is a mega – diversity nation’ – Account.
5. What is meant by thermal pollution?
6. State the role and responsibility of an individual in the prevention of pollution.
7. What is acid rain?
8. Define the concept of sustainable development.
9. Define population equation.
10. What are the effects of population explosion?
PART B — (5 × 16 = 80 Marks)
11. (a) (i) Explain any two conflicts over water, confining to our nation. (8)
          (ii) Discuss the impacts of handling the mineral resources for extraction and subsequent utilization, on the environment. (8)
   (b) (i) Discuss in detail the causes and consequences of overexploitation of forest resources. (8)
        (ii) Give a brief account of renewable energy resources and their significance. (8)

12. (a) (i) Give an account of energy flow in ecosystem. (8)
           (ii) Describe the biotic component of an ecosystem. (8)
(b) (i) Discuss the importance of biodiversity. (8)
     (ii) Write informative notes on ‘Insitu’ conservation. (8)
13. (a) (i) What is noise? Describe briefly the effects of noise on human health. (8)
           (ii) Suggest measures to control air pollution. (8)
(b) Write short notes on :
       (i) Land filling method for solid waste. (8)
       (ii) Disaster management. (8)
14. (a) (i) Give a brief account of Global Warming. (8)
            (ii) Bring out the various details of Wasteland Reclamation Practices.(8)
(b) (i) Write a note on Waste shed management. (4)
     (ii) Discuss briefly on Environment (protection) act 1986. (4)
     (iii) Write briefly on Bhopal disaster and chernobyl disaster. (8)
15. (a) Describe briefly
        (i) The factors that affect human population growth rate. (6)
       (ii) Human rights. (5)
       (iii) Value education. (5)
(b) (i) Discuss the factors influencing family size. (8)
     (ii) Write a note on the various methods of family planning. (4)
    (iii) What is AIDS? How to prevent it? (4)
GE2021 Environmental Science And Engineering anna university previous year question paper Reviewed by Rejin Paul on 3:53 AM Rating: 5

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