B.E-B.E 1st Year Energy Environment Ecology & Society(Rajiv Gandhi Proudyogiki Vishwavidyalaya, Bhopal-2014)

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BE-202 PTO
Total No. of Questions :5] [Total No. of Printed Pages :1
Roll No .................................. BE - 202
B.E. I & II Semester Examination, June 2014
Energy Environment Ecology & Society

                                                                            Total No. of Questions :5] [Total No. of Printed Pages :2

Time : Three Hours                                                                                          Maximum Marks : 70

Note: i) Answer five questions. In each question part A, B, C is compulsory and D part has internal
choice.

ii) All parts of each question are to be attempted at one place.

iii) All questions carry equal marks, out of which part A and B (Max. 50 words) carry 2 marks,

part C (Max. 100 words) carry 3 marks, part D (Max. 400 words) carry 7 marks.

iv) Except numericals, Derivation, Design and Drawing etc.

UNIT - I

1. a) What are the different forms in which energy from biomass can be used? 2

b) Classify different sources of geothermal energy. 2
c) How can we classify WEC systems give advantages of wind energy? 3
d) What are solar energy collector’s? Describe different types of collectors. 7
OR
Write an essay on nuclear power plant and the sources of waste generation in its. 7
UNIT - II
2. a) Give objective of ecological study. 2
b) Differentiate between biosphere and lithosphere. 2
c) Explain non biological nitrogen fixation in nitrogen cycle. 3
d) What is meant by biodiversity explain the three hierarchical levels of biodiversity? 7
OR
Write an explanatory note on conservation of biodiversity. 7
UNIT - III
3. a) What are the primary air pollutants give name of its? 2
b) What is acid rain? How it is caused? 2
c) Explain ozone layer depletion. 3
d) Discuss the photo chemical smog. How is it formed in the atmosphere? 7
OR
Describe the method of noise pollution monitoring. 7
UNIT - IV
4. a) What are various water pollutions? 2
b) What is soil profile? 2
c) Describe impact of biodegradable organic in water. 3
d) Discuss primary and secondary treatment of sewage and waste water. 7
OR
Describe soil pollution with its causes, effects and control. 7
UNIT - V
5. a) Explain theories of recycling of solid waste. 2
b) Explain moral values. 2
c) Give the preliminary idea about environmental protection act. 3
d) Write briefly the idea of solid waste management. Distinguish between the incineration and
composing of solid waste. 7
OR
Describe characteristics of an ethical person. 7
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