N A L A N D A O P E N U N I V E R S I T Y
M.Sc. Botany, Part-II
PAPER-XII
(Environmental Biology)
Annual Examination, 2017
Time 3 Hours. Full Marks 80
Answer any Five Questions. All questions carry equal marks.
1. Give an account of major Biomes of the World.
Or
Describe the major vegetations of World.
2. Write short notes on
Energy flow concept of Ecosystem Ecological pyramid
3. In detail discuss interaction among population of the World.
Or
Define population. Give a concise account of various characteristics of population of organisms.
4. Write an essay on Air pollution.
5. Define restoration, remediation, reclamation. Give examples of each.
6. What is Genecology Describe various types of ecological groups of population on the basis of
their genotype.
7. State and explain how human activity is the major threat to biodiversity.
8. Write short notes on
Positive interaction Negative interaction
Significance of western ghats Hott spots of biodiversity in India
9. Describe the concept of ecological management Describe principles and goals of this
management.
10. Acquaint with natural disasters and write how to mitigate their hazards.