agriculture MCQs – Page 26

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 Review each marked answer and report any item that may be outdated or unclear.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

501. hail is precipitation in the form of balls or lumps of ice of size greater than _______________ formed by alternate freezing & melting?
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A. 15 mm diameter

B. 10 mm diameter

C. 5 mm diameter

D. 20 mm diameter

502. For a perfect incompressible liquid flowing in a continuous stream, the total energy of a particle remain the same, while the liquid particle move from one point to another this statement is called ___________________?
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A. Bernoulli equation

B. Pascal s law

C. Continuity Equation

D. Archimedes principle

503. Sediment particles smaller than 0.002 mm which do not settle in water are called____________________?
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A. Fine silt particles

B. All are correct

C. Colloids

D. Fine clay particles

504. A mixture of active and inert ingredients is called_________________?
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A. Inert ingredient

B. Formulation

C. Dose

D. Active ingredient

505. Which insect cause ear splitting plain to some people__________________?
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A. Silver fish

B. Locust

C. Fireflies

D. Cicadas

506. To dispose of the surplus water from dam, a water way is constructed called________________?
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A. Water escape

B. Spillway

C. All are correct

D. Channel

507. The amount of pest induced injury to the crop which will justify the cost of artificial control measures is called________________?
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A. Economic injury level

B. Economic damage

C. Economic threshold

D. None of the Above

508. Tanda dam is constructed on river ___________________?
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A. Kohat

B. Kabul

C. Haro

D. Hub

509. Cavitation is caused by _____________________?
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A. Low pressure

B. Low discharge

C. High velocity

D. High pressure

510. Those insects which lives in groups, clones or tribes form are called__________________?
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A. Gregarious insects

B. Solitary insects

C. Social insects

D. Household insects

511. Aphis lions are predator of___________________?
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A. Sugarcane borer

B. Aphid

C. Jassid

D. Pyrilla

512. In study of a granular material sliding on plane ground, the angle between the perpendicular and the surface in static condition is called ___________________?
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A. All are correct

B. Angle of internal friction

C. Angle of repose

D. Angle of friction

513. Where the most insects are abundant____________________?
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A. None of the above

B. temperature region

C. Tropical region

D. Sub tropical

514. Insect are_________________?
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A. Warm blooded animals

B. Grasshopper

C. None of the above

D. Cold blooded animals

515. Potential pest also called__________________?
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A. Secondary pest

B. Key pest

C. Minor pest

D. Major pest

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

B. Cotesia sp

C. Trichograma sp, Horse flie

D. All of above

517. The free living insects that catch and devour smaller or more helpless creatures, usually killing them in getting a single meal is called ?
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A. Prey

B. Parasites

C. Predator

D. Parasitism

518. A material which is used to dilute active material is called__________________?
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A. Adhesive

B. Adjuvant

C. Carrier

D. Agitation

519. Type of reproduction in which young ones are produced by larval or pupal stages is____________________?
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A. Viviparity

B. Polyembryony

C. Paedogenesis

D. Polyembrony

520. Best example of predators are____________________?
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A. Trichograma species

B. Dragon flies, Aphid lions,

C. Lady beetle, flower beetle

D. Dragonflies, Aphid lions, Lady bird beetle, flower beetle

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