Environmental Studies - Dec 2014
First Year Engineering (Semester 1)
TOTAL MARKS: 60
TOTAL TIME: 2 HOURS (1) Question 1 is compulsory.
(2) Attempt any three from the remaining questions.
(3) Use suitable data wherever required.
(4) Figures to the right indicate full marks.
Solve any five of the following.
1(a) Explain Ecological Pyramid.(3 marks) 1(b) Define sustainable development.(3 marks) 1(c) What are different air pollutants?(3 marks) 1(d) What is meant by E-pollution?(3 marks) 1(e) What is role of Ministry of Environment and Forests?(3 marks) 1(f) What are renewable and non-renewable resources?(3 marks) 1(g) How indoor pollution is caused?(3 marks) 2(a) List of objectives of Environmental Education.(5 marks) 2(b) What is solid waste management? Explain solid waste management by Land filling.(5 marks) 2(c) Explain briefly how photovoltaic cells are usefu in harnessing solar energy.(5 marks) 3(a) With the help of a neat diagram, explain working of bag house filter.(5 marks) 3(b) What are important functions and power of central pollution control board?(5 marks) 3(c) Explain the concepts and objectives of green building.(5 marks) 4(a) Explain the terms producers, consumers and decomposers.(5 marks) 4(b) Explain salient features of Environmental Protection Act.(5 marks) 4(c) What is hydel energy? Explain briefly the process of hydropower generation.(5 marks) 5(a) How resource utilization as per carrying capacity is important for sustainable development?(5 marks) 5(b) Explain briefly industrial waste water treatment.(5 marks) 5(c) Draw rough sketch and explain how electricity can be generated from wind energy.(5 marks) 6(a) Explain need and importance of environmental studies.(5 marks) 6(b) Define terms noise pollution and explain its sources as well as ill effects.(5 marks) 6(c) Explain various techniques for managing eathquakes.(5 marks)