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Posted By: yamini Member Level: Gold Posted Date: 10 May 2008
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2007 Jawaharlal Nehru Technological University B.Tech II II common for all(except ECE) environmental studies Aug/sep 2007 set IV Question paper
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Code No: R05220105 Set No. 4
II B.Tech II Semester Supplimentary Examinations, Aug/Sep 2007
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. What are the di erent activities that can be taken up to increase public awareness of
environmental issues? Explain how they help in better environmental management.
[16]
2. Write about :
(a) Nuclear power
(b) Biomass energy and biogas. [8+8]
3. (a) How do human activities lead to degradation of ecosystems?
(b) Briefly write about ecological succession over a period of time. [10+6]
4. (a) What are the major hotspots of biodiversity in our country?
(b) Why is it important to preserve these areas and how do they contribute to the
environment in di erent ways? [6+10]
5. (a) Oceans are ultimate sink for most of the waste we produce. Explain.
(b) List o shore sources of Marine Pollution.
(c) Explain the e ects of oil pollution on the ocean. [8+4+4]
6. (a) What are the major issues associated with resettlement and rehabilitation?
(b) Bring out the main elements of water conservation. [8+8]
7. What are the environmentally related reasons for the occurrence of various types
of cancer? How can these be prevented and controlled? [6+10]
8. What are the problems encountered in the disposal of solid waste from various
sources. Describe the outcome of poor management of solid waste, illustrating
your answer with any case-study. [16]
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