National Institute of Technology 2008-2nd Sem B.E Environmental Engineering B-tech.(ester) - Question Paper

Environment and Ecology

Time: 3 hours Max Marks:80
Min Pass Marks:28

NOTE:Attempt all ques.. Part(a) is compulsory and attempt any 2 parts from (b),(c)&(d),in every
ques..

UNIT-I

Q.1 a.What are environmental segment?

b.What is environmental degradation?

c.What are components of environment?

d.Discuss the cycling of nutrients in the ecosystem?

UNIT-II

Q.2 a.What is air monitoring?

b.Write the composion of atmosphere?

c.What is green house effect?

d.Discuss the different devices used to control particulate matter?

UNIT-III

Q.3 a.Name the trace element contamination of water?

b.Discuss and classify different water pollutants?

c.Discuss the determination and significance of COD?

d.Define eutrofication.Explain the kind and effect of eutrofication?

UNIT-IV

Q.4 a.What is noise pollution?

b.Explain the solid waste management?

c.Discuss the standard and control of noise pollution?

d.What are lithosphere pollutants?

UNIT-V

Q.5 a.What is environmental biotechnology?

b.Elaborate current status of biotechnology in environmental protection?

c.Discuss about bio surfactant and biosensors?

d.What is the role of biotechnology in food and allied industry?

Earning:   Approval pending.