Manonmaniam Sundaranar University (MSU) 2010 B.Sc Computer Science Environmental studies - Question Paper

Code No. : 3110 Reg. No. : ___________
Sub. Code: BES 1
U.G.(CBCS) DEGREE EXAMINATION,
NOVEMBER 2010

First Semester

Part IV

Paper I –ENVIROMENTAL STUDIES

(For those who joined in July 2008 onwards)

Time: 3 hours
Maximum: 100 marks
part A – (10 X one = 10marks)

ans ALL ques..

select the accurate ans.

1) The predominant gas in the atmosphere is
a) Argon
b) Hydrogen
c) Oxygen
d) Nitrogen

2) Human rights day falls on
a) 27th sep.
b) 24th oct.
c) 19th nov
d) 10th dec

3) Noise Pollution may reason
a) Peptic Ulcer
b) High blood pressure
c) Cardiac disturbance
d) All of the above

4) In India,Forest (Conversion) Act was enacted in
a) 1974
b) 1980
c) 1986
d) 1989

5) The most fundamental level of biodiversity
a) Species diversity
b) Population
c) Genetic diversity
d) Diversity

6) Which 1 is not a reason for deforestation
a) National Parks
b) Botanical gardens
c) Sanctuaries
d) Zoos

7) To create a conductive environment around us is the duty of
a) the society
b) every individual
c) the government
d) a collective responsibility of the above

8) HIV affects
a) Circulatory system
b) Digestive system
c) Immune system
d) Nervous system

9) Animals and plants are best protected in
a) National Parks
b) Botanical gardens
c) Sanctuaries
d) Zoos

10) Major factor for water pollution is
a) Smoke
b) Mathura Refinery
c) Industrial effluents
d) All of these


part B – (5 X five = 25marks)

ans ALL questions, choosing either (a) or (b).

11 a) Define producers,consumers and decomposers
Or
b) What is environmental education?discuss its aims.

12 a) Describe the structure of Grassland Ecosystem.
Or
b) What is deforestation? discuss its hazards.

13 a) Describe the endangered species".
Or
b) What is genetic diversity?explain

14 a) State the effects of industrial wastes.
Or
b) How to control noise pollution?

15 a) Write notes on "wasteland reclamation"
Or
b) Give a note on "Female infanticide".

part C – (5 X 8= 40marks)

ans ALL questions, choosing either (a) or (b).

16 a) Describe the effect of mineral exploitation on environment
Or
b) Write an essay on the importance and scope of environmental studies.

17 a) Explain the development of an ecological succession in a pond.
Or
b) What are the different legal measures taken in india to protect environment?

18 a) Give a critical account of world food issues
Or
b) Write a detailed note on "Various threats to biodiversity".

19 a) Why are nuclear power stations considered as a threat to ecological
security? discuss.
Or
b) explain about creating public awarness taking any 2 environmental issues as examples

20 a) Analyse the women rights in india.
Or
b) Write an essay on ozone depletion and acid rain.


Code No.: 4461

Earning:   Approval pending.