A. Key pest
B. Secondary pest
C. Occasional pest
D. Migrant pest
Related Mcqs:
- When damage cause by insect pest is slight such pest is referred as___________________?
A. Major pest
B. Minor pest
C. Key pest
D. Migrant pest - The pest which damages the crop and causes a loss in quality or quantity which can be calculated such pest is called_______________?
A. Insect pest
B. Pest
C. Economic pest
D. Sub economic pest - The pest which causes no significant damage but due to unjudious use of chemical they cause significant loss is called ?
A. Secondary pest
B. Key pest
C. Occasional pest
D. Migrant pest - The pest population at which control measure should be taken to prevent the pest population to build up to reach economic injury level is called_________________?
A. Economic threshold level
B. Economic injury level
C. Economic damage
D. None of the Above - The lowest pest population that will cause economic damage is called ___________________?
A. Economic injury level
B. Economic threshold level
C. Economic damage
D. None of the Above - Reduction in pest population by the utilization of agricultural practices to make the environment unfavorable for pest is called__________________?
A. Natural control
B. Mechanical control
C. Physical control
D. Cultural control - Against sucking and chewing insect pest we apply___________________?
A. Monocrotophos, Diazinon, Profenophos
B. Endosulfan, Deltamethrin, Dimethoate
C. Cypermethrin, Permethrin,Malathion
D. All the above - The pesticide does not allow larval insect pest to moult further is called_________________?
A. Insect growth regular
B. Fumigants
C. Sterilant
D. Protectant - Antecedents prevent pest to cause damage called___________________?
A. Sterilant
B. Protectant
C. Systemic
D. Contact - The amount of pest induced injury to the crop which will justify the cost of artificial control measures is called________________?
A. Economic damage
B. Economic threshold
C. Economic injury level
D. None of the Above
