N A L A N D A O P E N U N I V E R S I T Y
M.Sc. Zoology, Part-I
PAPER-III
(Ecology, Environmental Biology and Toxicology)
Annual Examination, 2018
Time: 3 Hours. Full Marks: 80
Answer five questions in all, selecting at least Two Questions from each Group.
All Questions carry equal marks.
GROUP
1. Describe different types of Competition found in nature.
2. Describe the role of predation in nature.
3. Describe the evolution of life history traits.
4. Describe the different categories of mutualism. How mutualism is evolved in nature
5. Write notes on any Two of the following:—
Intertidal zone
Deciduous forest
Ecological Pyramid
Life table
GROUP
6. Describe the impact of temperature on various life processes.
7. Explain how animals are adapted with the change in environment.
8. How do human interfere with carbon cycle.
9. What is competitive exclusion principles.
10. Write notes on any Two of the following:—
Acid rain
Mountain Sickness
Tolerance
Estuaries