N A L A N D A O P E N U N I V E R S I T Y
M.Sc. Zoology, Part-II
PAPER-XV
(Applied Entomology)
Annual Examination, 2017
Time: 3 Hours. Full Marks: 80
Answer five questions in all, selecting at least Two Questions from each Group.
All Questions carry equal marks.
GROUP
1. Describe the mouth parts of insects and their feeding mechanism.
2. Discuss the structure, composition and function of cuticle of insect.
3. Give and account of metamorphosis in insects.
4. Describe the process of respiration in terrestrial insects.
5. Write notes on any Two of the following:—
Spiracles
Pheromones
Malpighian tubules
Insect-host plant interaction
GROUP
6. Define Pest. Describe varius types of insects pests.
7. Describe the methods for estimation of pest population.
8. Describe the role of chemicals in the pest management.
9. Describe the life history and control of pests of vegetables.
10. Write notes on any Two of the following:—
Pest of rice
Carbamates
Viviparity
Host plants