agriculture MCQs – Page 141

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 Review each marked answer and report any item that may be outdated or unclear.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

2801. Fossils are found in which type of rock:
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A. Sedimentary rock

B. Metamorphic rock

C. Stratified rock

D. Both A & C

2802. The seed of sunflower is called_________?
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A. Samara

B. Phyxis

C. Achene

D. Caryopsis

2803. Erysiphe caused the _________ disease?
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A. Late blight of potato

B. Covered smut

C. Powdery mildews

D. Downy mildews

2804. The force with which the particles of same body are held together is called_______________?
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A. Cohesion

B. Adhesion

C. Surface tension

D. All are correct

2805. How many type of soil colloids?
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A. 6

B. 4

C. 5

D. 2

2806. An illustration of an organic material is__________?
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A. Perlite

B. Leaf mold

C. Pea gravel

D. Vermiculite

2807. What is viticulture?
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A. Cultivation of spices

B. Cultivation of grapes

C. Growing tobacco

D. Growing small plants

2808. The horizontal flow of water in irrigation channel or canal leading to water loss is called as:_________?
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A. All of these

B. Percolation

C. Seepage

D. Infiltration

2809. Self-incompatibility is controlled by_________?
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A. Multiple alleles

B. Polygenes

C. Plasmogenes

D. Both B and C

2810. Which one is a non-convential oil seed crop?
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A. Gingelley

B. None of the above

C. Safflower

D. Ground nut

2811. During storing food grains, what is the optimum level of moisture?
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A. No moisture level required

B. < 5%

C. < 2%

D. < 12 %

2812. A mature ovule is known as _________?
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A. Fruit

B. Seed

C. Ovary

D. Endosperm

2813. What happens when an saline-alkaline soil is reached with water:
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A. pH decrease, Ec increase

B. pH & Ec both increase

C. pH increase & Ec decrease

D. None of these

2814. Extrusive rocks are also called as ___________ in which the grain or crystalline structure is too fine to be seen by the unaided eye?
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A. Volcanic Rock

B. Igneous Rock

C. Aphantic Rock

D. Both A & B

2815. Any material such as straw, sawdust, leaves, plastic films, & loose soil that is spread upon the surface of the soil to protect the soil & plant roots from the effects of raindrops, soil crusting, freezing or evaporation:
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A. Mycorrhizae

B. Mulch

C. Muck

D. Mull

2816. World Agriculture Day is celebrated on:__________?
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A. 11th June

B. 22nd April

C. None of the above

D. 12th May

2817. The capacity of a soil to function on sustained basis promoting plant and animal health:
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A. Soil Pollution

B. Soil Salinity

C. Soil Quality

D. None of these

2818. Gurdaspur borer is a pest of_________?
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A. Sugarcane

B. Wheat

C. Cotton

D. Rice

2819. The clay fraction of the soil contains particles less than 0.002 mm. Particles <0.001 mm size:
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A. Soil Silt

B. Soil loam

C. Soil colloids

D. Soil sand

2820. How much annual rain fall is in sargodha?
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A. 550 mm

B. 400 mm

C. 500 mm

D. 450 mm

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