(1) Which type of pesticide is used for control of pests on stored grains?
a) Fungicides
b) Herbicides
c) Insecticides
d) Rodenticides
(2) Which type of pesticide is used to control weeds in agricultural fields?
a) Fungicides
b) Herbicides
c) Insecticides
d) Rodenticides
(3) Which type of pesticide is most effective against flying insects?
a) Contact insecticides
b) Fumigants
c) Systemic insecticides
d) Baits
(4) Which type of pesticide is most commonly used to control termites?
a) Contact insecticides
b) Fumigants
c) Systemic insecticides
d) Baits
(5) Which type of pesticide is most commonly used in mosquito control?
a) Contact insecticides
b) Fumigants
c) Systemic insecticides
d) Larvicides
(6) What is the mode of action of organophosphate insecticides?
a) Inhibiting photosynthesis
b) Inhibiting cell respiration
c) Inhibiting nerve impulses
d) Inhibiting protein synthesis
(7) What is the mode of action of carbamate insecticides?
a) Inhibiting photosynthesis
b) Inhibiting cell respiration
c) Inhibiting nerve impulses
d) Inhibiting protein synthesis
(8) What is the mode of action of pyrethroid insecticides?
a) Inhibiting photosynthesis
b) Inhibiting cell respiration
c) Inhibiting nerve impulses
d) Inhibiting protein synthesis
(9) What is the mode of action of neonicotinoid insecticides?
a) Inhibiting photosynthesis
b) Inhibiting cell respiration
c) Inhibiting nerve impulses
d) Inhibiting protein synthesis
(10) What is the mode of action of Bt toxin?
a) Inhibiting photosynthesis
b) Inhibiting cell respiration
c) Inhibiting protein synthesis
d) Destroying gut lining
Answer :
- c) Insecticides
- b) Herbicides
- b) Fumigants
- b) Fumigants
- d) Larvicides
- c) Inhibiting nerve impulses
- c) Inhibiting nerve impulses
- c) Inhibiting nerve impulses
- d) Inhibiting protein synthesis
- d) Destroying gut lining