Osmania University (OU) 2007-1st Sem B.E Electronics Engineering .4/4(CW/EE/Inst/CSE)(SUPPLEMENTARY) /e- - Question Paper

PART-A (MARKS 10*2.5=25)
1. describe the terms environment.
2 mention the benefits of dams.
3. distinguish ranging from producers and consumers.
4. write a note on the concept of ecosystem
5. mention the threats to biodiversity.
6.explain briefly in-situ conservation of biodiversity.
7.write a note on sources of water pollution.
8.explain the significance of environmental legislation in environmental protection.
9.what is green house effect?
10.what is the importance of stratospheric OZONE?

PART-B (MARKS:5*10=50)
11. elaborate the objectives of environmental education? how can environmental awareness be created?

12. (A) explain renewable energy resources
(b) elaborate the effects of the intensive use of agrochemicals in modern agriculture?
13. (A) discuss the structure of an ecosystem.
(B) distinguish ranging from food chains and food web.
14. (A) enumerate and discuss th values of biodiversity.
(B) discuss genetic species and ecosystem diversity.
15. (A) indicate the structure and functions of pollution control boards.
(B) discuss the salient features of water act.
16 (a) elaborate the sources and effects of noise pollution?
(B) discuss the significance and methods of solids waste managements.
17 . explain in detail the impacts of humans on environment.

Earning:   Approval pending.