Energy, Environment, Ecology & Society - May 2014
First Year Engineering (Set B) (Semester 1)
TOTAL MARKS: 100
TOTAL TIME: 3 HOURS (1) Question 1 is compulsory.
(2) Attempt any four from the remaining questions.
(3) Assume data wherever required.
(4) Figures to the right indicate full marks. 1 (a) What are the different forms in which energy from biomass can be used?(2 marks) 1 (b) Classify different sources of geothermal energy.(2 marks) 1 (c) How can we classify WEC systems give advantages of wind energy?(3 marks)
Answer any one question from Q1.(d) & Q1.(e)
1 (d) What are solar energy collectors? Describe different types of collectors.(7 marks) 1 (e) Write an essay on nuclear power plant and the sources of waste generation in its.(7 marks) 2 (a) Give objective of ecological study.(2 marks) 2 (b) Differentiate between biosphere and lithosphere(2 marks) 2 (c) Explain non biological nitrogen fixation in nitrogen cycle.(3 marks)
Answer any one question from Q2.(d) & 2.(e)
2 (d) What is meant by biodiversity explain the three hierarchical levels of biodiversity?(7 marks) 2 (e) Write an explanatory note on conservation of biodiversity.(7 marks) 3 (a) What are the primary air pollutants give name of its?(2 marks) 3 (b) What is acid rain? How it is caused?(2 marks) 3 (c) Explain ozone layer depletion.(3 marks)
Answer any one question from Q3.(d) & Q3.(e)
3 (d) Discuss the photo chemical smog. How is it formed in the atmosphere?(7 marks) 3 (e) Describe the method of noise pollution monitoring.(7 marks) 4 (a) What are various water pollutions?(2 marks) 4 (b) What is soil profile?(2 marks) 4 (c) Describe impact of biodegradable organic in water(3 marks)
Answer any one question from Q4.(d) & Q4.(e)
4 (d) Discuss primary and secondary treatment of sewage and waste water.(7 marks) 4 (e) Describe soil pollution with its causes, effects and control.(7 marks) 5 (a) Explain theories of recycling of solid waste.(2 marks) 5 (b) Explain moral values.(2 marks) 5 (c) Give the preliminary idea about environmental protection act.(3 marks)
Answer any one question from Q5.(d) & Q5.(e)
5 (d) Write briefly the idea of solid waste management. Distinguish between the incineration and composing of solid waste.(7 marks) 5 (e) Describe characteristics of an ethical person.(7 marks)