ZOO/VI/12 Student's Copy
2 0 1 8
6th Semester
ZOOLOGY
Paper ZL-XII
Animal Ecology and Wildlife
Full Marks 55
Time 2½ Hours
PART A—OBJECTIVE
Marks 20
The figures in the margin indicate full marks for the questions
SECTION—A
Marks 5
Tick the correct answer in the brackets provided 1×5=5
1. The concept of ecosystem was first of all given by A. G. Tansley in
1935
1927
1945
1937
ZOO/VI/12 1 Contd.
2. Atmospheric state is absent in
carbon cycle
nitrogen cycle
sulphur cycle
phosphorus cycle
3. The last stage of ecological succession is
nudation
competition
climax
None of the above
4. In ecosystem, the population of individuals of only one species is called
polyspecific population
ecological community
ecological density
monospecific population
5. Red-Data Book provides a list of
advanced plants
rare endangered species
disease-resistant animals
None of the above
ZOO/VI/12 2 Contd.
SECTION—B
Marks 15
Write short notes on the following 3×5=15
1. Intraspecific interactions
2. Sulphur cycle
3. Biotic community
4. Growth curves
5. Conservation of natural resources
PART B—DESCRIPTIVE
Marks 35
The figures in the margin indicate full marks for the questions
1. Define ecosystem. Explain in brief the different types of ecosystem. 7
OR
Describe different types of ecological pyramids. 7
2. Explain any one of the following in detail 7
Nitrogen cycle
Carbon cycle
ZOO/VI/12 3 Contd.
3. Explain laws of limiting factors and tolerance. 3½+3½=7
OR
Describe the major greenhouse gases and global warming. 7
4. What is population? Explain population characteristics.
OR
Explain the factors affecting species diversity. 7
5. Write a detailed note on wildlife conservation. 7
OR
Give an account on international and national programmes involved in
wildlife conservation. 7