A. Prevent evaporation
B. Rigidity of body parts
C. Extensiblity of integument and flexibility
D. Impermeability of water
Related Mcqs:
- Cotesia flavipers is endo larval parasite of_________________?
A. Sugarcane stem borer
B. Sugarcane top borer
C. Sugarcane root borer
D. Sugarcane black borer - Function of Exo cuticle insect is_________________?
A. Rigidity of body parts
B. impermeability of water
C. Prevent evaporation
D. Toughness and flexibility - 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 - It is a nitrogenous polysaccharides which are more than 50% of substance of cuticle is called___________________?
A. Sclerotion
B. Resilin
C. Chitin
D. Cuticulin - 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 - 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 aboveSubmitted by: Shafiq Rehman
- What is the function of carbohydrates enzymes in insects____________________?
A. Sugar breakers
B. Fat and oil breakers
C. Protein breakers
D. Oxygen breakers - 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 - What is function of deterrent__________________?
A. Chemical which prevent feeding
B. Prevent ovipositon of an insect
C. Prevent feeding and oviposition of an insect
D. None of the above - _______________is a practice of dinning on one’s own species?
A. Cannibalism
B. Hibernation
C. Diapause
D. Non of the above