Gujarat Technological University 2009 B.E Environmental Studies in Tachnological University - Question Paper
Seat No. Enrolment No.
GUJARAT TECHNOLOGICAL UNIVERSITY
B.E. Sem-II [All Branch] examination June 2009
Subject Code :110007 Subject Name: Environmental Studies
Seat No. Enrolment No.
GUJARAT TECHNOLOGICAL UNIVERSITY
B.E. Sem-II [All Branch] examination June 2009
Time: 10:30am-1:00pm Total Marks: 70
Date:16-06-2009
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
Q.1 (a) Define followings. Try any SIX 06
(i) Environment (ii) Ecology (iii) Water Logging (iv) Deforestation
(v) Eutrophication (vi) Ecosystem (vii) Trophic Level
(viii)Carnivores (ix) Ecological Pyramid (x) Decomposers
(b) Why is Environmental education provided to Engineers? What is 04 relationship between Man and Environment?
(c) How is an ecosystem evolved? Give component parts of an 04 ecosystem.
Q.2 (a) Give classification of Ecology and write in detail structure and 07
functions of an ecosystem
(b) Narrate in detail energy flow in an ecosystem . Explain with one of 07 the models of energy flow you have learnt in the class
OR
(b) Explain terms food chain and food web with example of Aquatic 07 and Terrestrial ecosystem .
Q.3 (a) Describe importance of biochemical cycle in the biosphere. Describe 05 carbon cycle with sketch in detail
(b) How is habitation pattern develop? List all environmental factors 05 governing Human settlement
(c) How is balance maintained in ecosystem? Why is ecosystem with 04 large population of one of species considered to be not healthy?
OR
Q.3 (a) Give resons for validity of Five of followings with reasons 05
1. Decomposers are very important in an ecosystem
2. Pollution increases with population
3. Carnivores are more affected by biomagnification of a toxicant.
4. Sabarmati river is one the polluted rivers of Gujarat
5. Salination and water logging is problem in South Gujarat
6. Dilution is not solution of water pollution
7. Well waters near sea are contaminated
8. Water harvesting is made compulsory in metro cities .
(b) Give reasons for overpopulations and mention problems created by 05 overpopulation.
Q.4 (a) Give classification of natural resources . Why do we conserve 04
natural resources?
(b) Give in detail different types of renewable resource available and 05 used in India and problems because of overexploitation of them.
(c) What are importance of forest resources for Economic and 05 ecological wealth of a country.
OR
Q. 4 (a) Describe Conventional and Non-conventional energy resources 05 with Environmental Problems created by use of each of them
(b) Describe in detail types of forest resources and what are problems 05 created by deforestations in India ?
(c) Describe in relationship of Population and food production. 04
Q.5 (a) What are causes of Environmental Pollution . List all 04
Environmental Pollution and their sources in detail.
(b) Enlist parameters of water quality standards for drinking water in 04 India specified by India
(c) Describe uses and Overuses of land What are causes effects of land 06 pollution ?
OR
Q.5 (a) Define Noise Pollution. Describe all effects of Noise pollution. 05
(b) Enlist all Global Environmental pollution. Problems. Describe 05 Global warming and Green House effects in detail.
(c) Describe effects of Air Pollution on Human. 04
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