A. Rigidly of body parts
B. Impermeability of water
C. Prevent evaporation
D. Impermeability of water and prevent evaporation
Related Mcqs:
- The form off insect after complete metamorphosis is__________________?
A. Imago
B. Pupa
C. Puparium
D. Grub - Examples of poly phagous insect is__________________?
A. Helicoverpa armigera
B. Ants
C. Green lacewing
D. Pink bollworm - 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 - A level of resistance show by a cultivar is similar against all insect biotype such type of resistance is__________________?
A. Cross resistance
B. Specific resistance
C. General resistance
D. Vertical resistance - Function of Exo cuticle insect is_________________?
A. Rigidity of body parts
B. impermeability of water
C. Prevent evaporation
D. Toughness and flexibility - 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 - Most of the insect require__________________?
A. Vitamin B
B. Vitamin C
C. Vitamin A
D. Vitamin D - The largest insect of the world___________________?
A. Elephant beetle
B. Hairy winged beetle
C. Grasshopper
D. Locust - Death of an insect from a single dose is called__________________?
A. Defoliant
B. Bait
C. Chronic poisoning
D. Acute poisoning - The phenomenon off insect resistance to one type of insecticide providing resistance to other insecticides with similar mode of action__________________?
A. Cross resistance
B. Specific resistance
C. General resistance
D. Horizantal resistance