Bangalore University 2007 B.A Environment Studies - Question Paper

III Semester B.A/B.Sc exam Nov./Dec 2007
(Semester Scheme)
Environment Studies

Time: three Hours. Max. marks: 90

I. ans any ten of the subsequent. 2 x 10 = 20

1. Overgrazing is a damaging practice. Why?
2. What is Econological Pyramid?
3. Oceans and estuaries will not have identical aquatic species. Why so?
4. What is a Habitat?
5. What is an endogens species? Narrate with an example.
6. What is meant by “Background Radiations”?
7. What are non biogredable materials? provide an example.
8. What are greenhouse gases? Name them.
9. Write 2 values of Biodiversity.
10. What is a ‘sustanable doubt”?
11. Write 2 impacts of population of environment.
12. What are human rights?

II. ans any 5 of the subsequent. 5 x 5=25

1. What is flood management.
2. What is energy flow in an eco system.
3. What are the causes of water pollution.
4. what is biodiversity not spats.
5. What is global warming.
6. Explain HIV.
7. What are family welfare programmes.

III. ans any 3 of the subsequent. 15 x 3= 45

1. Discuss the role of people in conservation of natural resources.
2. What are producers, consumers and decomposers? explain the role in eco system.
3. What is biodiversity and explain its significance.
4. What is Solid waste? explain its disposal in urban setup.
5. What is the significance of water conservation. discuss the rain harvesting and waterscape management.

Earning:   Approval pending.