DISTANCE EDUCATION
M.Sc. (Zoology) DEGREE EXAMINATION, MAY 2018.
PARASITOLOGY
Time Three hours Maximum 100 marks
PART A — × 8 40 marks)
Answer any FIVE questions.
1. Differentiate between facultative and obligatory
parasites.
2. Briefly explain the life cycle of plasmodium sp.
3. What is elephantiasis? What is the symptom and
treatment of elephantiasis?
4. Briefly explain the life cycle of liver fluke Fasciola
hepatica.
5. Illustrate the life cycle of Tsetse fly.
6. What is vaccine? Explain a known vaccine available for
parasitic infection.
7. Write a short note on RNAi technology.
8. What are ticks and mites? How do they cause parasitic
infections?
PART B — × 15 60 marks)
Answer any FOUR questions.
9. Give an account on major parasitic diseases prevalent in
India.
10. Write an essay on major taxa of parasites of medical
importance.
Sub. Code
252
DE-4175
2
wk4
11. Write the causative agent, life cycle, diagnosis and
treatment of sleeping sickness.
12. Describe the morphology of any two trematode parasites
with neat diagrams.
13. Write an elaborate essay on the biology and life cycle of
various species of vector mosquitoes.
14. Discuss in detail the chemical nature and mode of action
of various antihelminthic drugs.
15. What is bioterrorism? List out emerging diseases due to
parasitic infections responsible for bioterrorism.
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