It is a nitrogenous polysaccharides which are more than 50% of substance of cuticle is called___________________?

Related Mcqs:

1. The body wall of insect which includes cuticle, epidermis and basement membrane is__________________?

   A. Integument
   B. Exoskeleton
   C. Internal skeleton
   D. None of the above

2. Function of Exo cuticle insect is_________________?

   A. Rigidity of body parts
   B. impermeability of water
   C. Prevent evaporation
   D. Toughness and flexibility

3. The process of periodic shedding of hard secretion cuticle which occurs during developmental stages of insects is called_______________?

   A. Moulting
   B. Ecdysis
   C. Exuvium
   D. Moulting and Ecdysis

4. Function of endo cuticle is________________________?

   A. Prevent evaporation
   B. Rigidity of body parts
   C. Extensiblity of integument and flexibility
   D. Impermeability of water

5. The body of an insect is covered by a protective __________________ formed from chitin and protein. Depending upon its precise composition and thickness, the cuticle may be soft and flexible or hard and rigid; according to requirements, it may or may not be permeable or waterproof:

   A. three-layered skin (cuticle) 
   B. Two-layered skin (cuticle)
   C. Six- layered skin (cuticle)
   D. None of the above

   Submitted by: Shafiq Rehman

6. The ventral selerotized region of insect body is called___________________?

   A. Pleuron
   B. Tergum
   C. Sternum
   D. None of the above

7. When some cultivars are resistance and some cultivars are susceptible, when they are infested with same insect biotype such type of resistance is called___________________?

   A. General resistance
   B. Specific resistance
   C. Cross resistance
   D. Horizontal resistance

8. The pesticide which is used for killing or controlling the eggs of insects is called___________________?

   A. Avicide
   B. Ovicide
   C. Pesticide
   D. Fungicide

9. A mixture included pesticides which do not increase or decrease the efficacy of each other is called___________________?

   A. Additive mixture
   B. Antagonistic mixture
   C. Potentiating mixture
   D. None of the Above

10. Antecedents prevent pest to cause damage called___________________?

    A. Sterilant
    B. Protectant
    C. Systemic
    D. Contact