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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 I Question paper
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Code No: R05220105 Set No. 1
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. Mention briefly the contributions made by the following:
(a) Wildlife Institute of India
(b) Sunderlal Bahuguna
(c) Zoological Survey of India
(d) Salim Ali [4+4+4+4]
2. (a) Discuss in detail the water cycle.
(b) Write about sustainable water management. [8+8]
3. (a) Explain the term ‘energy cycle’ and how the organisms in the ecosystem are
dependent on it.
(b) What is ecological succession? What are the di erent stages of development
of an ecosystem? [8+8]
4. (a) Write a brief note on biodiversity and ecosystem diversity.
(b) Explain the evolution of diverse species in an ecosystem. [16]
5. (a) List the wastes that are prohibited from processing along with municipal solid
waste. Discuss.
(b) Briefly describe the methods of heating and disposal of solid waste. [8+8]
6. Why should natural ecosystems and various forms of species be protected ? How
does indiscriminate exploitation of these areas lead to damage ? [16]
7. (a) Describe the problems created by the growing population of the earth.
(b) Explain briefly the pattern of global population growth in recent years which
is causing alarm to environmental experts. [8+8]
8. (a) Describe how you would methodically record the elements and resources in an
ecosystem and assess its functioning.
(b) Write about your observations and main conclusions about any ecosystem
which you have studied (e.g: forest, sea shore, farmlands, hilly area etc.)
[8+8]
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