Function of Exo cuticle insect is_________________?

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. 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

3. Function of endo cuticle is________________________?

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

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

   A. Sclerotion
   B. Resilin
   C. Chitin
   D. Cuticulin

5. 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

6. Examples of monophagous insect is_________________?

   A. Helicoverpa armigera
   B. Ants
   C. Green lacewing
   D. Pectinophora gossypiella (Pink bollworm)

7. The last segment of insect which bears a structure which help during mating is_________________?

   A. Paraproct
   B. Subgenital plate
   C. Acron
   D. Somites

8. Function of epiculticle in insect is__________________?

   A. Rigidly of body parts
   B. Impermeability of water
   C. Prevent evaporation
   D. Impermeability of water and prevent evaporation

9. Types of pheromones which alert the insect from any danger known as__________________?

   A. Alarm pheromone
   B. Aggregation pheromone
   C. Sex pheromone
   D. Trial marking pheromone

10. Main kind of insect pests are___________________?

    A. Major pest and minor pest
    B. Key pest
    C. Migrant pest and potential pest
    D. All the above