Environmental Studies - Dec 2011

Computer Engineering (Semester 5)

TOTAL MARKS: 50
TOTAL TIME: 2 HOURS (1) Question 1 is compulsory.
(2) Attempt any four from the remaining questions.
(3) Draw neat diagrams wherever necessary.
(4) Figures to the right indicate full marks.

Solve any five:-

1(a) What are 3R? Explain.(2 marks) 1(b) What is acid rain? Give effects of acid rain.(2 marks) 1(c ) What is effect of mining on environment?(2 marks) 1(d) Define Ecology and Ecosystem.(2 marks) 1(e) How pesticides contribute to water pollution? Explain.(2 marks) 1(f) Write note on Disaster Management.(2 marks) 1(g) Differentiate between Exponential and Geometrical population growth. (2 marks) 2(a) Explain soil erosion. Give its causes and types. (5 marks) 2(b) Describe the grassland and forest ecosystem.(5 marks) 3(a) What is the need for public awareness and participation in the environmental education?(5 marks) 3(b) Discuss rain water harvesting. What are advantages from this techniques?(5 marks) 4(a) Write an essay on 'Biological diversity'. (5 marks) 4(b) Classify the natural resources and explain reasons for their depletion.(5 marks) 5(a) Explain 'Sustainable development'.(5 marks) 5(b) Information Technology plays an important role in environmental studies', explain.(5 marks) 6(a) What is pollution? Explain various types of pollution. (5 marks) 6(b) Discuss sailent features of :-(i) Wild Life (Protection) Act, 1972(ii) Forest (Conservation) Act, 1980.(5 marks) 7(a) Explain the fundamental principles of environment. (5 marks) 7(b) Explain Cyclone mitigation and Ozone layer depletion.(5 marks)