Environmental Studies - Dec 2015

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.

Attempt any five of the following:

1 (a) How environmental education is essential for sustainable development?(3 marks) 1 (b) What are the stationary and mobile sources of air pollution?(3 marks) 1 (c) What are the functions and powers of Central Pollution Control Board (CPCB)?(3 marks) 1 (d) Explain the term: 'Carbon Credit'.(3 marks) 1 (e) What are the conventional sources of energy? and What are their advantages and limitations?(3 marks) 1 (f) What is ecological pyramid? How energy flows across pyramid?(3 marks) 1 (g) What are the reasons of Ozone layer depletion? What are its effects?(3 marks) 2 (a) Explain economic and environmental aspects of sustainable development.(5 marks) 2 (b) Draw a neat diagram and explain working of bag house filter.(5 marks) 2 (c) Draw a neat diagram and explain working of photovoltaic cell.(5 marks) 3 (a) Outline important features of environmental clearance and authorized mechanism.(5 marks) 3 (b) Discuss how the techniques of disaster management are implemented at the time of Tsunami?(5 marks) 3 (c) Write briefly about Minamata disease in Japan.(5 marks) 4 (a) What are the global environmental problems pertaining to sanitation and land?(5 marks) 4 (b) Describe briefly the important features of environmental protection act.(5 marks) 4 (c) Draw a neat labelled diagram and explain how is it possible to obtain electricity from geothermal energy.(5 marks) 5 (a) Explain why resource utilization as per carrying capacity of earth is important for sustainable development.(5 marks) 5 (b) What are the causes and effect of acid-rain?(5 marks) 5 (c) What is Hydel energy? How hydropower generation is carried out?(5 marks) 6 (a) What are the reasons for depleting nature of our mineral resources?(5 marks) 6 (b) Explain how industrial waste water treatment is carried out?(5 marks) 6 (c) What is Indoor Air Pollution? List indoor air pollutants and explain their effects on human health.(5 marks)