Loyola College Environmental Mgmt. And Ecological Methods Previous Question Papers Download Environmental Mgmt. And Ecological Methods

LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

TS 17

B.Sc. DEGREE EXAMINATION – ZOOLOGY

SIXTH SEMESTER – APRIL 2007

ZO 6600 – ENVIRONMENTAL MGMT.  AND  ECOLOGICAL METHODS

 

 

 

Date & Time : 16.04.2007/9.00-12.00   Dept. No.                                                                     Max. 100 Marks

 

 

Part A                                    (Answer all)                                    10 X 2 = 20

• Comment on “biological magnification”.
• Define half life with examples
• Write a note on “elutriation”.
• Differentiate exhaustible energy from inexhaustible energy
• What is ozone hole?
• Comment on Freons.
• Write a note on bioconcentration.
• Comment on radioactive fallout.
• Write a note on noise pollution.
• What is Breader’s equation?

 

 

Part B                                                 (Answer any four)                             4 X 10 = 40

 

• Bring out the ecological effects of radioactive pollution
• Describe the ill effects of air pollution
• Explain sampling programme on vertebrate hosts?
• Bring out the factors affecting the size of relative estimates
• Bring out the ill effects of contamination of water
• Describe how population estimation is done for eggs and immobile animals

 

Part C                                                (Answer any two)                            2 X 20 = 40

 

• Discuss in detail the behavioral methods of extraction.
• Discuss the importance of inexhaustible energy resource
• Form an essay on land pollution and its impact
• Describe the importance of sustainable development

 

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