Jawaharlal Nehru Technological University Hyderabad 2007 B.E Computer Science environmental sciences - Question Paper

Code No: R05220105 Set No. 1
II B.Tech II Semester Regular Examinations, Apr/May 2007
ENVIRONMENTAL STUDIES
( Common to Civil Engineering, Electrical & Electronic Engineering,
Mechanical Engineering, Computer Science & Engineering, Chemical
Engineering, Electronics & Instrumentation Engineering, Bio-Medical
Engineering, info Technology, Electronics & Control Engineering,
Mechatronics, Computer Science & Systems Engineering, Metallurgy &
Material Technology, Production Engineering, Bio-Technology and
Automobile Engineering)
Time: three hours Max Marks: 80
ans any 5 ques.
All ques. carry equal marks
? ? ? ? ?
1. Write a detailed note on the role of different organization in the field of the environ-
ment and their contribution to better management of resources. [16]
2. discuss the resources from subsequent sources on which man depends and discuss
briefly.
(a) Hydrosphere
(b) Lithosphere
(c) Biosphere [5+5+6]
3. (a) describe ecosystem and list components of an ecosystem.
(b) Briefly discuss the manner in which ecosystems are destroyed by human ac-
tivites. [10+6]
4. (a) Why is it necessary to maintain biodiversity?
(b) elaborate the various services that are contributed in different ways by biodi-
versity? [16]
5. (a) List the kinds of hazardous wastes and their methods of disposal .
(b) discuss how nuclear fuel is processed and the inherent dangers of nuclear
energy. [8+8]
6. (a) describe watershed management and discuss the objectives of watershed man-
agement ?
(b) Suggest different methods for the improvement of irrigation efficiency by reduc-
ing loss due to evaporation
(c) explain different water conservation techniques that can be practiced by indi-
viduals. [6+4+6]
7. (a) Though population growth indicates a global decline, there is still reason for worry.
discuss why.
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Code No: R05220105 Set No. 1
(b) elaborate the reasons for differences in the rate of population growth in different
countries. [8+8]
8. (a) define how you would methodically record the elements and resources in an
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]

Earning:   Approval pending.