agriculture MCQs – Page 239

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 Review each marked answer and report any item that may be outdated or unclear.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

4761. Which of the following is disease of rice____________________?
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A. Brown spot Ratti disease

B. Foot rot

C. Rice blast

D. All the above

4762. The factors which induces disease outbreak is________________?
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A. High temperature

B. High humidity

C. All the above

D. Susceptible varieties

4763. The fungus belonging to order Erysiphales cause_________________?
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A. Powdery mildew

B. Blights

C. None of the above

D. Smuts

4764. Whip smut is disease of________________?
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A. Maize

B. Wheat

C. Rice

D. Sugarcane

4765. Thread like structure surrounding the pupal stage of the insect (Silk worm) is_________________?
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A. Typhoon

B. None of the above

C. Cocoon

D. Silk

4766. The insecticides with least mammalian toxicity are____________________?
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A. Organo-phosphate

B. Carbamates

C. Organo-chlorine

D. Pyrethroids

4767. Cockroach cutworms grass hoopers, stem borer and fruit borers are______________?
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A. Jumping type insects

B. None of the above

C. Chewing type insects

D. Sucking type insects

4768. Disease are transmitted through_________________?
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A. All the above

B. Seeds

C. Winds, insects

D. Agricultural machinery and implements

4769. Insect body is divided in to_____________________?
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A. 10 regions

B. 2 regions

C. 3 regions

D. 5 regions

4770. The sucking type insects pesis are controlled by________________?
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A. Chlorinated hydrocarbons

B. Pyrethroids

C. Organo-phosphatcs

D. Botanical pesticides

4771. The insects have__________________?
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A. 2 pair of wings and 2 pair of legs

B. 2 pair of wings and 3 pair of legs

C. None of the above

D. 3 pair of wings and 2 pair of legs

4772. The substance used to treat pesticide poisoning is called as_________________?
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A. Anti-pseudo

B. Detoxicant

C. Anti-poison

D. Antitode

4773. Malpighian tubules are organs of_________________?
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A. Digestion

B. None of the above

C. Excretion

D. Secretion

4774. Which of the following are cold blooded animals___________________?
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A. Protozon

B. Rodents

C. Human beings

D. Insects

4775. Schistocerca gregaria is the name of________________?
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A. Aphid

B. Army worms

C. Locust

D. Cutworms

4776. The insects which transfer disease from one plant to another is known as__________________?
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A. Vector

B. Disease transmitter

C. Pest

D. Parasite

4777. Trachea in insects are the organ of___________________?
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A. Excretion

B. Digestion

C. Secretion

D. Respiration

4778. the most devastating migratory pest is____________________?
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A. Army worm

B. None of the above

C. Locust

D. Cutworm

4779. Gurdaspur borer is pest of__________________?
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A. Wheat

B. Sugarcane

C. Rice

D. Okra

4780. Lathyrism is nervous disease caused by____________________?
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A. Consumption of matter over longer periods

B. All the above

C. Consumption of high carbohydrate foods

D. Low protein foods

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