Anthropod Biology Question Paper

Anthropod Biology

Course:Bachelor Of Science

Institution: Kenyatta University question papers

Exam Year:2009

KENYATTA UNIVERSITY
UNIVERSITY EXAMINATIONS 2009/2010
FIRST SEMESTER EXAMINATION FOR THE DEGREE OF BACHELOR OF
SCIENCE
SZL 308: ARTHROPOD BIOLOGY
DATE: Monday, 21st December, 2009 TIME: 8.00 a.m. 10.00 a.m.
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INSTRUCTIONS:
Answer ALL questions in Section A and ONE question in Section B. Within each
Section question carry equal marks.
Illustrate your answers with diagram and give examples where appropriate.
SECTION A
Answer ALL questions. (40 marks)
1. Describe the structure and composition of an arthropodan cuticle
2. Explain the role of the three types of insect hormones involved in moulting.
3. Briefly describe the epidemeology of visceral leishmaniasis
4. Explain the economic importance of crustaceans
5. Describe the function of the Gens organ
Page 2 of 2
6. Define myiasis and give two examples of the major forms
7. Using a specific example describe zooprophylaxis
8. Explain how millipedes protect themselves in their natural habitats
SECTION B
Answer any ONE question (30 marks)
9. Give an account of the factors that have influenced survival, diversity and large
numbers of insects.
10. Explain the biology and economic importance of fleas

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