LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034
M.Sc. DEGREE EXAMINATION – ZOOLOGY
FOURTH SEMESTER – APRIL 2011
ZO 4802 – APPLIED ENTOMOLOGY
Date : 5/4/2011 Dept. No. Max. : 100 Marks
Time : 9:00 – 12:00
PART – A
Answer ALL the questions. Each question carries TWO marks. (10 x 2 = 20 Marks)
- What is rotary duster?
- What is head maggot?
- How are houseflies harmful to man?
- What is cattle fly?
- Comment on stone weevil.
- What are repellents?
- Mention any four household insect pests.
- Comment on bee forage.
- What are cotton boll worms?
- Expand: ICMR & IVRI.
PART – B
Answer any FOUR questions. Each question carries TEN marks. (4 x 10 = 40 Marks)
- Give an account on mosquitoes in relation to public health.
- Name any three insect pests of rice and their control.
- Describe the life cycle of locust and its control.
- Give an outline classification of the Class Insecta.
- Give an account on Red hairy caterpillar and its control.
- Enumerate any five causes for insects assuming pest status.
PART – C
Answer any TWO questions. Each question carries TWENTY marks. (2 x 20 = 40 Marks)
- Give an account on sericulture.
- Describe in detail about the formulation and classification of insecticides.
- Describe biological control of insect pests.
- Explain the procedure involved in the dry mount of insects.