agriculture MCQs – Page 187

Practise multiple-choice questions from agriculture for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

agriculture Mcqs

1. soil science 2. agronomy 3. entomology 4. water management 5. horticulture 6. agricultural economics 7. plant pathology 8. food technology 9. animal husbandry 10. plant breeding and genetics

3721. Reduction in pest population by the utilization of agricultural practices to make the environment unfavorable for pest is called__________________?
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A. Natural control

B. Physical control

C. Mechanical control

D. Cultural control

3722. Which is the strongest animal of the world_________________?
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A. Ants

B. Whales

C. Elephants

D. Beetles

3723. Against Lepidopterous larvae we apply_________________?
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A. All the above

B. Formothion

C. Methamidohpos

D. Lefenuron, Chlorfluazuron, Flufenoxum

3724. Best example of parasites are ___________________?
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A. Ichneumon, Fleas

B. Cotesia sp

C. All of above

D. Trichograma sp, Horse flie

3725. The spreading habit of the crop caused by insect which makes cultivation, weeding and harvesting more difficult is process of________________?
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A. Fore casting

B. Surveillance

C. Pest scouting

D. Haemospora

3726. The use of two or more pest control method except chemical control in a planned way to control pests is called__________________?
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A. Integrated pest control

B. Integrated insect pest management

C. Integrated pest management

D. Pest resource

3727. The group of pesticide which makes pest unable to reproduce is called_________________?
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A. Protectant

B. Selective

C. Fumigants

D. Sterilant

3728. Main kind of insect pests are___________________?
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A. Key pest

B. Migrant pest and potential pest

C. All the above

D. Major pest and minor pest

3729. A chemical which causes plant does it called __________________?
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A. Bait

B. Defoliant

C. Acute poisoning

D. Chronic poisoning

3730. The fleas do _____________________?
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A. May or may not fly

B. non of these

C. Fly

D. Never flown

3731. A chemical which attracts pest to a trap is called__________________?
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A. Defoliant

B. Acute poisoning

C. Chronic poisoning

D. Bait

3732. The rapid reappearance of the pest population in injurious number is called_________________?
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A. IPM

B. IPC

C. Pest resurgence

D. Pest outbreak

3733. Locomotion in response to odour is_________________?
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A. Klinokinesis

B. Stereokinesis

C. Chemokinesis

D. Hydrokinesis

3734. 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_________________?
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A. None of the Above

B. Economic damage

C. Economic injury level

D. Economic threshold level

3735. What is DDT__________________?
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A. Dichloro-diphenyl,trichloro,ethane

B. Dimethory diphenyl,trichloro,ethane

C. Dichloro diphenyl teracholoride

D. None of the Above

3736. A mixture included pesticides which do not increase or decrease the efficacy of each other is called___________________?
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A. None of the Above

B. Potentiating mixture

C. Additive mixture

D. Antagonistic mixture

3737. Most of the insect require__________________?
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A. Vitamin B

B. Vitamin D

C. Vitamin C

D. Vitamin A

3738. The pesticide which is used for killing or controlling the eggs of insects is called___________________?
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A. Ovicide

B. Fungicide

C. Avicide

D. Pesticide

3739. The parasites which capable of parasitizing a considerable number of host species is called____________________?
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A. Polyhagous parasites

B. oligophagous parasites

C. Transitory parasites

D. Facultative parasites

3740. Methamidophos, moncrotophos are example of___________________?
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A. Organophosphrous pesticides

B. Organoctilorine pesticide

C. Pyerthorids

D. Carbamates

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