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Examination Question of ENVIRONMENTAL STUDIES - BPUT - 2017

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Registration No: Total Number of Pages: 02 B.Tech. 15AR123 1st Semester Regular/ Back Examination 2017-18 ENVIRONMENTAL STUDIES BRANCH: B.Arch Time: 3 Hours Max Marks: 100 Q.CODE: B827 Answer Question No.1 and 2 which are compulsory and any four from the rest. The figures in the right hand margin indicate marks. Q1 a) b) c) d) e) f) g) h) i) j) Q2 a) b) c) d) e) f) g) h) i) j) Q3 a) b) Q4 a) b) Answer the following questions:multiple type or dash fill up type A food web consists of : a) A portion of a food chain b) An organism’s position in a food chain c) Interlocking food chains d) A set of similar Consumers The primary consumer in a forest ecosystem are: a) Chlorophyll- containing trees and plant b) Herbivores c) Carnivores d) Bacteria and other microorganism The Ecosystem was proposed by : a) W E Odum b) A G Tansley c) H T Odum d) Whittaker What of the following are the Natural Sources of Air Pollution? A) Volcanic Eruption b) Solar Flair c) Earthquake d)All of the Above Cholera and Typhoid are caused due to a) Worm b) Virus c) Bacteria d) Fungus Which of Following Strategies should be given first preference as far as the management of plastic waste is concerned? a) Recycle b) Reuse c)Reduce d)All of the above The most important agents for ozone depletion are: a) Methane b) CFCs c) Nuclear Fallout d) Nitrous Oxide The Environment Protection Act was enacted in the year : a) 1986 b) 1992 c) 1984 d) 1974 The Forest Conservation Act was enacted in the year : a) 1986 b) 1980 c) 1972 d) 1974 Acid Rain can be controlled by : a)Reducing SO2 and NO2 emission b) Reducing Particulate from Air c)Increasing Forest Cover d)Curtailing the Emission of GHGs. (2 x 10) Answer the following questions: Short answer type What is ecology? List the biotic components of ecosystem? Define Environment, Mention its Layers. Name any four pollutant causing water pollution. What is food chain? Give example Differentiate between Wet Land and Mangrove area. Define Air pollution? List primary and secondary air pollutants List the factors causing Water pollution. What is 3 R’s? What do you mean by Loss of Wet Land? (2 x 10) What are the various components of Ecosystem? What role do they play in ecosystem processes? Describe Food Chain and Food Web With Example. (10) Briefly Explain the Structural and Functional Units of grassland Ecosystem and Aquatic Ecosystem. Differentiate between Natural Ecosystem and Artificial Ecosystem. (10) (5) (5)

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Q5 a) b) Write the Natural and Man Made Cause of Soil Pollution List the Methods to control water Pollution. (10) (5) Q6 a) Describe the harmful Effect of Air Pollution on Human Health, Plant and Climate. What do you mean by ozone Layer Depletion? Give causes and effect of this phenomenon. (10) Write the Adverse Effects of Urban and Industrial Solid Wastes. Also write the Control measures to be taken for Solid waste management. (15) b) Q7 (5) Q8 a) b) Discuss the importance of Sustainable Development with Example What do you mean by Acid Rain? Briefly Describe the causes of Acid Rain. (10) (5) Q9 a) Explain the phenomenon of Greenhouse Effect. What Factors Responsible for global Warming Discuss the Salient Features of Wild Life protection Act, 1972 (10) b) (5)

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