LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034 P.G. DEGREE EXAMINATION – COMMON PAPER

AF 22

THIRD SEMESTER – NOV 2006

ZO 3925 – ENVIRONMENT AND HUMAN HEALTH

 

 

Date & Time : 08-11-2006/9.00-12.00   Dept. No.                                                       Max. : 100 Marks

 

 

PART A

Answer  each in a  few sentences:                                                    (10 x 2 = 20 Marks)

1. Expand the abbreviations: DPT, MMR.
2. What are the three aspects that govern a rare species.
3. What is a vector?  Give an example.
4. Define various modes of infection with examples.
5. Differentiate live vaccine from killed vaccine with examples.
6. What is measly pork?
7. Mention the common and scientific names of three cestode parasites.
8. Define: Habitat loss and fragmentation.
9. What are the symptoms of amoebiasis?
10. What is Whooping cough?

PART B

Answer any four of the following:                                                  (4 x 10 = 40 Marks)

1. Describe the life cycle of Ascaris  with diagrams.
2. Give an account of any four food and water borne diseases of man.
3. Give an account of effects of air pollutants.
4. Summarise the types of biodiversity and a note on Intellectual property rights.
5. Tabulate the Immunization schedule of India.
6. Explain briefly water soluble vitamins.
7. Describe the life cycle of Entamoeba histolytica with diagrams.

PART C

Answer any two of the following:                                                   (2 x 20 = 40 Marks)

 

1. Give an account on hormonal disorders related to thyroid and pancreas.
2. Discuss various types of  land pollutants. Add a note on biological  magnification.
3. Write an essay on drug addiction and their health hazards.
4. Write short notes on:  a. Vermiculture and its significance   b. Fat soluble vitamins

 

 

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