GTU previous years question papers Environmental Studies

GTU previous years question papers

GUJARAT TECHNOLOGICAL UNIVERSITY

B.E Sem-I/II Examination June-July 2011

Subject code: 1100      

Subject Name: Environmental Studies

                                                                                                                               Total Marks: 70

Instructions:

  1. Attempt all questions.
  2. Make suitable assumptions wherever necessary.
  3. Figures to the right indicate full marks.

(a) What is the role of environmental engineer? Discuss the impact of

technological development on environment.

(b) Describe the structure of atmosphere and tabulate the compositions of  atmosphere.

(a)Justify that energy flow in ecosystem is unidirectional and non cyclic and  explain the nutrient cycling in ecosystem.

(b) What is the meaning of biogeochemical cycle? Draw the carbon cycle and  explain its functioning.

OR

Give the classification of Ecology and explain the different parts of an  ecosystem.

(a)What is meant by Ecological Pyramid? Describe the pyramid of biomass  for terrestrial and aquatic ecosystem.

(b) Define food chain and discuss different trophical levels of it.

OR

(a)  Differentiate renewable and non renewable energy resources and discuss  the effect of overpopulation on energy problems.

(b) Define population growth and describe the different ways to control  population growth.

(a)  Explain the conventional and non conventional energy resources. Discuss  use of solar energy in India

(b) Describe the uses of different water resources and explain any two  techniques of water conservation used in India.

OR

(a)  Enumerate different primary and secondary air pollutants and explain the  effect of carbon monoxide on human beings.

(b) Give the classification of forests and discuss the effects of deforestation on  society.

(a)  Discuss briefly current global environmental problems and discuss green  house effect in details.

(b) Write short notes on(i) Land degradation (ii) Ozone depletion

OR

What is Noise pollution? How is it measured? Describe the effects of noise  pollution on human and animals.

(b) What are different types of pollutions? Describe the causes and effects of  Eutrophication .

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