agriculture MCQs – Page 52

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 Review each marked answer and report any item that may be outdated or unclear.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

1021. Air contains___________________?
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A. None of the above

B. 50% nitrogen

C. 78% nitrogen

D. 70% nitrogen

1022. The critical stages in cotton is______________?
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A. Flowering

B. All the above

C. Budding

D. Boll .formation

1023. The oxygen concentration in the air is________________?
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A. 30%

B. 21%

C. 45%

D. 16%

1024. The potential means of enhancing productivity is_________________?
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A. Seed density

B. Quantity of seeds

C. All the above

D. Quality of seeds

1025. Abnormal seeding growth in rice may be due to_________________?
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A. Lack of integrity in seed cells

B. Endogenous inhibitors

C. Al the above

D. Intrinsic Mechanism

1026. The root of cotton plant goes up to depth of_________________?
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A. 2-3 ft

B. 4-6 ft

C. non of these

D. 8-10 ft

1027. Artificial vegetative reproduction is done by_________________?
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A. All the above

B. Grafting

C. Layering

D. Budding

1028. Root nodules in plants help in___________________?
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A. Nitrogen fixation

B. Respiration

C. aeration

D. Photosynthesis

1029. A crop grown on residual moisture after harvesting rice is called__________________?
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A. Sure crop

B. Barani crop

C. Dubari crop

D. Ratoon crop

1030. A treeless arctic plan is called as__________________?
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A. None of the above

B. Tundra

C. Glaciers

D. Barren land

1031. Plants adopted to arid regions are___________________?
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A. Hydrophytes

B. Aridic plants

C. Xerophytes

D. Mesophytes

1032. Highly decomposed stage of organic matter is called_______________?
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A. Humus

B. All the above

C. Organic acid

D. Cellulose

1033. International institute for Tropical Agriculture is located at________________?
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A. Syria

B. Nigeria

C. Mexico

D. Columbia

1034. Germplasm gene banks for different crop plants in world are about_____________________?
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A. 1200

B. 1080

C. 1100

D. 980

1035. Seeds of wheat, paddy and maize showed positive correlation germination (%) and viability (%) as determined by________________?
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A. Ageing test

B. Tz test

C. Grow put test

D. Test of genetic purity of seeds

1036. The amount of water required to rise a crop to matunty with in a given period of time is called________________?
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A. Water frequency

B. Water balance

C. Water depletion

D. Crop Water requirement

1037. The plants which, grow neither in dry nor in wet condition are_______________________?
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A. Amphibiophytes

B. Xerophytes

C. Hydrophytes

D. Mesophytes

1038. The Indus basin irrigation system has__________________?
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A. 41 Barrages

B. 11 Barrages

C. 25 Barrages

D. 19 Barrages

1039. The cotton plant sheds more fruits mainly due to_________________?
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A. More number of irrigations

B. Higher temperature

C. Higher dose of fertilizer

D. Insects and pest

1040. Tillage is field operation which help in cutting, loosening and inverting the soil for_________________?
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A. Irrigation

B. Transplantation

C. Fertilization

D. Seed bed preparation

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