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LOYOLA COLLEGE (AUTONOMOUS), CHENNAI

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LOYOLA COLLEGE (AUTONOMOUS), CHENNAI
LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034
B.Sc. DEGREE EXAMINATION – ADVANCED ZOOLOGY & BIOTECH.
FIFTH SEMESTER – NOVEMBER 2011
AZ 5510/AZ
5510
5504 - ECONOMIC ENTOMOLOGY
Date : 31-10-2011
Time : 9:00 - 12:00
Dept. No.
Max. : 100 Marks
SECTION- A
Answer ALL questions
01.
02.
03.
04.
05.
06.
07.
08.
09.
10.
(10 x 2 =20)
Comment on antifeedants.
Name any four household insect pests.
Comment on stone weevil.
Name the diseases transmitted by culex mosquitoes and sand flies.
Comment on internal feeders.
What is head maggot?
Comment on white grubs.
What are biological vectors? Give an example.
Define biological control.
Expand the following abbreviations
a) ICMR
b) ICAR
c) IPM
d) ETL
SECTION- B
Answer any FOUR of the following questions
11.
12.
13.
14.
15.
16.
(4 x 10 =40)
How mosquitoes and house flies are harmful to human beings?
Give an outline classification of the class Insecta.
Explain the life cycle of rhinoceros beetle and its control.
Give an account of methods involved in the dry mount of insects.
Describe any four insect pests of storage products and their control measures.
Give a detailed account of insects in relation to public health.
SECTION-C
Answer any TWO of the following questions
17.
18.
19.
20.
Give an account of biological control of insect pests.
Give a detailed account on sericulture.
Describe
ibe in detail insecticides and their classification.
Write short notes on:
a) Red hairy caterpillar and its control
b) Locust and its control
$$$$$$$
(2 x 20 =40)
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