M.Sc. DEGREE EXAMINATION, NOVEMBER 2017
Second Semester
Zoology
Elective — SERICULTURE
(CBCS 2014 onwards)
Time 3 Hours Maximum 75 Marks
Part A (10 x 2 20)
Answer all questions.
1. NSSP.
2. Bombyx Mori.
3. Mention any four mulberry varieties cultivated in India.
4. Pruning.
5. Any four advantages of loose egg preparation.
6. Chawki rearing.
7. Causative agents of Flacherie.
8. Exclusion methods of Uzifly.
9. Cocoon weight.
10. Counter measures for over cooking.
Sub. Code
4MZO2E1
AFF-4920
2
Wk 11
Part B x 5 25)
Answer all questions.
11. Write short notes on Tasar silk work.
Or
Briefly describe the structure of silk gland.
12. Explain about different types of land preparation
and plant systems of mulberry.
Or
Write short notes on any two fungal diseases of
mulberry.
13. Describe the rearing house and rearing appliances
in brief.
Or
Give short notes on feeding and bed cleaning.
14. Discuss the cause, source, occurrence, symptoms
and treatment of Pebrine.
Or
Brief out the infestation pattern and prevention of
beetles in silkworm.
15. Write short notes on the composition of cocoon.
Or
Explain the different types of defective cocoons.
AFF-4920
3
Wk 11
Part C x 10 30)
Answer any three questions.
16. Give a detail account on the History and promoting
organizations involved in development of sericulture in
India.
17. Explain about bacterial and viral diseases of Mulberry in
detail.
18. Describes the methods of industrial egg production.
19. Write detailed notes on the distribution, symptoms and
control of Uzifly.
20. Discuss the physical characters of marketable cocoons in
detail.
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