agriculture MCQs – Page 32

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 Review each marked answer and report any item that may be outdated or unclear.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

621. Silk is produced by_____________insect ?
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A. Apis dorsata

B. Bombyx mori

C. Apis cerana

D. Laceifer lacae

622. Example of inorganic pesticides are__________________?
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A. Chlorine, nitrogen

B. Phosphorus, chlorine

C. Oxygen, sulfur

D. calcium cyanide, boric acid

623. A line shown on a contour map, set out on ground between certain constant points of slope is called___________________?
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A. Counter interval

B. Contour gradient

C. Gradient

D. Contour line

624. A level of resistance show by a cultivar is similar against all insect biotype such type of resistance is___________________?
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A. Specific resistance

B. Vertical resistance

C. Cross resistance

D. General resistance

625. The phenomenon off insect resistance to one type of insecticide providing resistance to other insecticides with similar mode of action__________________?
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A. Specific resistance

B. Cross resistance

C. Horizantal resistance

D. General resistance

626. What is bee bread____________________?
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A. Honey and pollen

B. Honey and wax

C. non of these

D. Pollen and nectar

627. Pheromone used against fruity fly is___________________?
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A. Carbofuron

B. Dichlorvos

C. Malathion

D. Mancoze

628. The law that states that the discharge of sub-soil water is directly proportional to the loss of head and the area of soil sample and inversely proportional to to the length of soil sample ___________________?
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A. Thiems law

B. Permeability law

C. Archimeds principle

D. Darcys law

629. The living organisms that are usually larger, stronger or more intelligent then the parasite is called____________________?
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A. Host

B. Pray

C. Parasite

D. Predator

630. A mixture included pesticides which decrease the efficiency of each other is called__________________?
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A. Antagonistic mixture

B. None of the Above

C. Additive mixture

D. Potentiating mixture

631. The fleas do _____________________?
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A. non of these

B. Never flown

C. May or may not fly

D. Fly

632. The resultant pressure of water on the face of dam is equal to ____________________ ?
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A. 1/2 WH

B. 1/2 WH2

C. WH

D. All are correct

633. Royal Jelly made up of__________________?
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A. Pollen and water

B. Pollen, Water, Nectar

C. Pollen and nectar

D. Pollen, water, nectar

634. An egg parasitoid of lepidopterous insects is______________________?
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A. water joint beetle

B. Apanteles sp

C. Ichneumon

D. Trichogramma sp

635. Carbamates contains_________________?
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A. Carbon, hydrogen, nitrogen

B. Carbon, hydrogen, nitrogen

C. Carbon, hydrogen

D. Carbon, nitrogen and sulphur

636. Toxic refers to a________________?
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A. Poison

B. Poisonous material

C. None of the Above

D. Both of them

637. An instrument used for measuring pressure head, generally made up of a small pipe tapped into the side of conduit is called ___________________?
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A. All are correct

B. Pilot tube

C. Manometer

D. Piezometer

638. The discharge of a well per unit draw down usually expressed as gallons or liters per minute is called ____________________?
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A. Discharge

B. Specific capacity

C. Specific volume

D. All are correct

639. Tentorium is____________________?
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A. Internal skeleton

B. None of the above

C. Exoskeleton of head

D. Internal skeleton of head

640. The dam built for the purpose of diverting water from main stream to various courses of flow is called ____________________?
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A. Gravity dam

B. Detention dam

C. Coffer dam

D. Diversion dam

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