Mohan Lal Sukhadia University (MLSU) 2001 ENVIRONMENTAL BIOLOGY - (Pollution Ecology) (Pollution Ecology) - Question Paper

Final Year exam of the
Three -Year Degree Course, 2001
(Faculty of Science)
ENVIRONMENTAL BIOLOGY
(Pollution Ecology)
Paper-II
Time : three Hours
Maximum Marks : 50
The candidates are requested to attempt 5 ques. in all taking
at lowest 1 ques. from every unit.

All ques. carry equal marks.

UNIT-I
1. What is green house effect? define causes and consequences of green house effect on our environment. 10

2. Write brief notes on the following: 5+5
(A) Air Quality Standards
(B) SO2 pollution -its source and effects on environment.

UNIT-II
3. define physical and biological parameters used in assessment of air-pollution in the environment. 10

4. Identify major issues of environmental pollution in Rajasthan and explain possible measures to combat them. 10

UNIT-III

5. define a case study of water polluting industry of your area and suggest methods to solve this issue. 10

6. What is Safe drinking water? elaborate various parameters which determine quality of drinking water? define various methods used for treatment of water to make it Safe for drinking.
10

UNIT-IV

7. Write brief notes on the source and control of subsequent factors contributing in land pollution:- 2.5+2.5+2.5+2.5
(A) Herbicides.
(B) Pesticides
(C) Mining Wastes.
(D) Chemical Fertilizers.

8. What is difference ranging from ionising and non-ionising radiations?
define their role in environmental pollution with special reference to their effects on human beings 10

UNIT-V
9. Write short notes on the subsequent : 5+5
(A) Sources of Oil-Spills and modern methods for their management.
(B) Noise pollution and human health.

10. define various sources of thermal pollution contributing to environmental hazards. Suggest methods for control of thermal pollution. 10

Earning:   Approval pending.