M.Sc. (Semester IV) (CBCS) Examination Nov/Dec-2018
Zoology
ENVIRONMENTAL BIOLOGY AND TOXICOLOGY
Time: 2½ Hours Max. Marks: 70
Instructions: Q.1, 2 6 are compulsory.
Answer any two questions from Q.3, 4 and 5.
Q.1 Choose the correct alternatives and rewrite the sentence:- 14
The Bhopal Tragedy occurred in the year
December 1984 December 2004
December 1994 December 1978
EIA is the abbreviated form of
Environmental Impact Assessment
Ecosystem International Agent
Ecosystem Integrated Agency
Ecological International Agency
What types zones are recognized in deep ponds lakes
Limnetic zone Littoral zone
Profundal zone Ecotone
In which of the following ways cost of pollution can be evaluated
Loss of resources by unnecessary wasteful exploitation
Damage to crop production
Pollution control involving money man power for disposal of pollutants
All the above
Primary community is also known as
Pioneer Primary colonizer
Nudation Both a b
Chronic health effects result
In an immediate health crisis In long-lasting health problems
From exposure to radiation a and c are correct
The group of organisms which convert light into food are called
Autotrophs Heterotrophs
Decomposers Omnivores
Q.2 State energy flow in ecosystem. Add suitable examples. 14
Q.3 Answer the following:-
Forest is model of sustainable ecosystem. Discuss? 07
Give an account on Management of green house and poly house. 07
Q.4 Explain the following:-
Describe in detail the effects of food additives and food colors. 05
Describe Rain water harvesting system. 05
Give an account on Legislation and Indian standards of pollution levels. 04
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SLR-VS-516
Q.5 Explain in short 07
Comment on effects of air pollutants on vegetation and health. 07
Carcinogens used in industries.
Q.6 Write short notes (any 14
Plastic waste management
Soil toxicants
Biological magnification
Radiation and thermal pollution
Indiscriminate use of antibiotics
Indian standards.