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Posted By: krishnateja Member Level: Bronze Posted Date: 14 Mar 2008
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2007 Jawaharlal Nehru Technological University B.E Computer Science II B.Tech II Semester Regular Examinations, Apr/May 2007 Question paper
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ENVIRONMENTAL STUDIES
( Common to Civil Engineering, Electrical & Electronic Engineering,
Mechanical Engineering, Computer Science & Engineering, Chemical
Engineering, Electronics & Instrumentation Engineering, Bio-Medical
Engineering, Information Technology, Electronics & Control Engineering,
Mechatronics, Computer Science & Systems Engineering, Metallurgy &
Material Technology, Production Engineering, Bio-Technology and
Automobile Engineering)
Time: 3 hours Max Marks: 80
Answer any FIVE Questions
All Questions carry equal marks
.....
1. Write a detailed note on the role of various organization in the field of the environm
ent and their contribution to better management of resources. [16]
2. Explain the resources from following sources on which man depends and explain
briefly.
(a) Hydrosphere
(b) Lithosphere
(c) Biosphere
[5+5+6]
3. (a)
Define ecosystem and list components of an ecosystem.
(b) Briefly explain the manner in whichecosystems are destroyed by human act
ivites. [10+6]
4. (a)
Why is it necessary to maintain biodiversity?
(b) What are the different services that are contributed in various ways bybiodiv
ersity? [16]
5. (a)
List the types of hazardous wastes and their methods of disposal .
(b) Explain how nuclear fuel is processed and the inherent dangers of nuclear
energy. [8+8]
6.
(a) Define watershed management and explain the objectives of watershed mana
gement ?
(b) Suggestvarious methodsforthe improvement ofirrigationefficiencyby reduci
ng loss due to evaporation
(c) Discuss various water conservation techniques that can be practiced by indiv
iduals. [6+4+6]
7.
(a) Thoughpopulationgrowthshowsaglobaldecline,thereisstillcauseforworry.
Explain why.
1 of2
Code No: R05220105
Set No. 1
(b) Whatarethereasonsfor differencesintherateofpopulationgrowthinvarious
countries. [8+8]
8.
(a) Describehowyouwould methodicallyrecord theelementsandresourcesinan
ecosystem in an ecosystem and assess its functioning.
(b) Based on your filed visits, summarize your observations and findings of the
water resource ecosystem in your region. [8+8]
.....
2 of2
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