Jawaharlal Nehru Technological University Kakinada 2008 B.Tech Electronics and Communications Engineering environmental sciences - Question Paper

Code No: 07A3EC11 Set No. 1
II B.Tech I Semester Regular Examinations, November 2008
ENVIRONMENTAL STUDIES
( Common to Electronics & Communication Engineering, Chemical
Engineering, Electronics & Telematics, Electronics & Computer Engineering
and Aeronautical Engineering)
Time: three hours Max Marks: 80
ans any 5 ques.
All ques. carry equal marks
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1. elaborate the di?erent activities that can be taken up to increase public awareness of
environmental issues? discuss how they help in better environmental management.
[16]
2. (a) elaborate the major water reservoirs of the World? How much water is fresh
and where is it?
(b) What do you mean by:
i. eutrophication
ii. super fest
iii. shifting cultivation
iv. water logging. [8+8]
3. (a) discuss the functioning of hydrological cycle.
(b) explain the valuation of climax ecosystem along with an example. [8+8]
4. (a) Write a note on Habitat loss.
(b) Write a note on Poaching of wildlife. [8+8]
5. (a) Mention the 4 most important air pollutants- their sources and e?ects on
man and environment.
(b) Write a note on Cyclone Scrubbers. Also mention the advantages and disad-
vantages of these scrubbers. [6+10]
6. (a) What is sustainable development?
(b) elaborate the primary needs of sustainable development?
(c) explain different measures of sustainable development. [6+4+6]
7. define the role of any 8 of the subsequent Naturalists or Environmentalists
or ENGOs with reference to ‘Society and Environment’:
(a) Sundarlal Bahuguna
(b) Medha Patkar
(c) Indira Gandhi
(d) Salim Ali
1 of 2Code No: 07A3EC11 Set No. 1
(e) Raschel Carson
(f) Sunita Narain
(g) Gro Harlem brundtland
(h) Maneka Gandhi
(i) Willium Wordsworth
(j) Louis Pasteur
(k) J.C. Bose
(l) Ramana Maharshi
(m) Helen Keller
(n) Wangari Maathai
(o) Baba Amte
(p) Jimmy Carter
(q) WWF
(r) UNICEF
(s) UNO
(t) MOEF. [16]
8. Prepare a detailed report on the maintenance and management of water and waste
in your town/city. provide the reference of cities like Chandigarh, Surat and Curitiba.
[16]
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2 of 2Code No: 07A3EC11 Set No. 2
II B.Tech I Semester Regular Examinations, November 2008
ENVIRONMENTAL STUDIES
( Common to Electronics & Communication Engineering, Chemical
Engineering, Electronics & Telematics, Electronics & Computer Engineering
and Aeronautical Engineering)
Time: three hours Max Marks: 80
ans any 5 ques.

Earning:   Approval pending.