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Pune University - FY BSc ENVIRONMENTAL SCIENCE - I, April 2010 (Old Course)

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Total No. of Questions : 5] P245 [Total No. of Pages : 2 [3717] - 77 F.Y. B.Sc. ENVIRONMENTAL SCIENCE - I Introduction to Environmental Science (Paper - I) (Old Course) (2004 Pattern) Time : 3 Hours] Instructions to the candidates: 1) All questions are compulsory. 2) Draw neat labelled diagrams wherever necessary. 3) Figures to the right indicate full marks. [Max. Marks : 80 Q1) Attempt the following : a) Define term Environment . b) What is food-web? c) Give any two names of aquatic cosystem. d) Define autecology. e) Name the sources of non-conventional energy. f) What are metamorphic rocks? g) Give any two scopes of environmental science. h) [16] Mention any two physical properties of water. Q2) Attempt any Four of the following : [16] a) What are ecological pyramids? Describe pyramid of energy. b) Give sources & importance of non-renewable energy resources. c) Describe any two chemical properties of water. d) What is mesozoic era? Describe periods in mesozoic era. e) Describe different types of soils. f) Write an account on earthquake. P.T.O. Q3) Write short notes on Any Four of the following : a) Industrilization. b) Food chain of aquatic ecosystem. c) Forest ecosystem. d) Sedimentary rocks. e) Renewable resources. f) [16] Typhoon. Q4) Attempt Any Two of the following : [16] a) Describe quantitative characters of community. b) What is population? Explain impact of increasing population on environment. c) Write an essay on palaeozoic era. d) Explain energy flow in the ecosystem with suitable examples. Q5) What is atmosphere? Describe structure and characteristics of atmosphere. [16] OR What is soil profile? Explain structure and characteristics of atmosphere. vvvv [3717]-77 2

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Additional Info : F.Y.BSc. ENVIRONMENTAL SCIENCE - I : Introduction to Environmental Science (Old Course) (2004 Pattern) (Paper - I), Pune University
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