M.A-M.A Geography 4th Sem Gg 423 : Geography and Ecosystem(University of Pune, Pune-2013)

M.A. / M.Sc. (Semester - IV) Examination, 2013

GEOGRAPHY

Gg 423 : Geography and Ecosystem

(2008 Pattern)

Time : 3 Hours

Instructions : 1) All questions carry equal marks.

2) Attempt any four questions.

3) Use of map stencil is used.

1. Describe biotic and abiotic components of ecosystem.

Max. Marks : 80

2. Give an account of biogeochemical cycles as a functioning component of an

ecosystem.

3. Give an account of land resources and world food security.

4. Write an explanatory note on man-made ecosystems.

5. Explain the need of conservation of biodiversity.

6. Elaborate man induced environmental and ecological changes with reference to

India.

7. Write notes on any two :

i) Stockholm conference

ii) Pyramid of energy

iii) Food chain and food web.

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B/I/13/260

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