A. Secondary pest
B. Key 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 - An insect pest normally present at some time during the growing season that causes the economic damage to a crop is called ?
A. Key pest
B. Secondary pest
C. Occasional pest
D. Migrant pest - 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 - Antecedents prevent pest to cause damage called___________________?
A. Sterilant
B. Protectant
C. Systemic
D. Contact - 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 - 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 - Volatile chemical which exist in the gaseous state in sufficient concentration to be lethal for a given pest is called ?
A. Fumigant
B. Arsenicals pesticide
C. Pyrethorid
D. carbamate - Any organism which harms or causes damage to man directly or indirectly is called ?
A. Inset pest
B. Pest
C. Agricultural Insect
D. None of the above - Any organism which harm or causes damage man directly or indirectly called as________________?
A. Insect
B. Insect pest
C. Pest
D. none of the above
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