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, 2018
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 give a note on their feeding mechanism.
2. Describe respiration in terrestrial insects.
3. Give an account of oviposion in insects.
4. Describe male and female reproductive organs in insects.
5. Write notes on any Two of the following:—
Chemoreceptor Hermaphroditism
Malpighian tubules Poly embryology
GROUP
6. Give an account of biological control of insect pests.
7. Describe the methods of estimation of pest population.
8. Describe the life-cycle of two pests of cereals and their control.
9. Write an essay "Insects-host plant interaction".
10. Write notes on any Two of the following:—
Pests of oil seed crops Carbamates
Migrant pests Mixed Cropping