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Zool 220: Introduction To Animal Ecology Question Paper

Zool 220: Introduction To Animal Ecology 

Course:Bachelor Of Education Science

Institution: Kabarak University question papers

Exam Year:2010



INSTRUCTIONS:
Answer ALL the questions in SECTION (A) and any two (2) questions in SECTION (B)

SECTION (A) Answer All the questions in SECTION (A) (40 Marks)
1. Explain the meaning of the following terms;
a) Food web (2Marks)
b) Biodiversity (2Marks)
c) Carrying capacity (2Marks)
d) Dominant plants (2Marks)
2. Giving examples, differentiate, between the following
a) Sink and Flows (2Marks)
b) Density dependent and density independent factors (2Marks)
c) Primary and secondary succession (2Marks)
d) r and K selection (2Marks)

3. Describe the role of microorganisms in the nitrogen cycle (8Marks)
4. Illustrate and describe energy flow in an ecosystem (8 Marks)
5. Describe the general pattern of a logistic growth curve (8 Marks)

SECTION (B) (30 Marks)
6. Discuss the biotic factors that influence abundance and distribution of animals (15 Marks)
7. Discuss the water cycle (15Marks)
8. Discuss the influence of man on terrestrial ecosystems. (15Marks)




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