Related Mcqs:

1. The sucking type insects of cotton are________________?

   A. Jassids and thrips
   B. Wlutefly and jassids
   C. Thrips and whitefly
   D. All the above

2. The sucking type insects pesis are controlled by________________?

   A. Chlorinated hydrocarbons
   B. Pyrethroids
   C. Organo-phosphatcs
   D. Botanical pesticides

3. Insects have_________________?

   A. 11 segments
   B. 12 segments
   C. 20 segments
   D. None

4. The insects which transfer disease from one plant to another is known as__________________?

   A. Disease transmitter
   B. Vector
   C. Pest
   D. Parasite

5. The wings and legs of insects are present in___________________?

   A. Head
   B. Thorax
   C. Abdomen
   D. Neck

6. The insects have__________________?

   A. 2 pair of wings and 2 pair of legs
   B. 3 pair of wings and 2 pair of legs
   C. 2 pair of wings and 3 pair of legs
   D. None of the above

7. Trachea in insects are the organ of___________________?

   A. Digestion
   B. Respiration
   C. Excretion
   D. Secretion

8. Dormancy of insects in summer is called________________?

   A. Hibernation
   B. Thanolasis
   C. Aestivation
   D. Ecdysiast

9. The entrance point for air in insects are known as _________________?

   A. Trachea
   B. Spines
   C. Secretion
   D. Nervous system

10. The major viral disease of cotton is____________________?

    A. Cotton boll rot virus
    B. Cotton stem crinkle virus
    C. Cotton leaf curl virus
    D. None of the above