GTU BE 1st and 2nd Semester ENG003 Ecology and Environment Summer 2018 Question Paper

1
Seat No.: ________ Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
BE- SEMESTER? 1
st
/ 2
nd
? EXAMINATION ? SUMMER 2018
Subject Code: ENG003 Date: 25/05/2018
Subject Name: Ecology & Environment
Time: 02.30 PM to 05.00 PM Total Marks: 70
Instructions:
1. Attempt any five questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
Q.1 (a) Define Environment and briefly explain the components of environment. 07
(b) Draw and Explain Nitrogen Cycle. 07

Q.2 (a) Define Ecology and differentiate between Food Chain and Food Web. 07
(b) Draw and Explain Hydrological Cycle. 07

Q.3 (a) Define Air Pollution and briefly explain Sources of the Air Pollution. 07
(b) Write a Short note on Green House effect. 07

Q.4 (a) What is Noise? How is it harmful to environment? 07
(b) Write a Short note on Ozone Depletion 07

Q.5 (a) What are the problems caused due to over population? Explain them in detail. 07
(b) What are the major causes and consequences of deforestation? 07

Q.6 (a) Enlist the Population theories and explain any one. 07
(b) Why is Environmental education essential? What is relationship between
Man and Environment? Do you think that man has protected environment?
07

Q.7 (a) Write a note on Eutrophication. 07
(b) Discuss the conventional and non conventional energy resources with their
impact on environment
07

*************