agriculture MCQs – Page 178

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 Review each marked answer and report any item that may be outdated or unclear.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

3541. Simple plains that lack photosynthesis pigments are called as_________________?
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A. Virus

B. None of the above

C. Bacteria

D. Fungi

3542. In Bindi, production of foundation seed needs an isolation distance of__________________?
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A. 50 meters

B. 200 meters

C. 100 meters

D. 3 meters

3543. Best time of sowing for cotton is______________?
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A. non of these

B. Mid May to mid July

C. Mid March to mid April

D. Mid June to mid July

3544. In pulses, for the production of nucleus seed we require minimum of_________________?
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A. 400 plant progenies

B. 300 plant progenies

C. 200 plant progenies

D. 500 plant progenies

3545. 2,4-d is synthetic herbicide derived from_______________?
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A. Valine

B. Auxins

C. Cytokmins

D. Amino acid

3546. On the basis of yield of cotton per hectare which of the following country occupies first position ?
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A. India

B. Australia

C. America

D. Pakistan

3547. Seed rate of cotton per acre is________________?
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A. 5-6 kg

B. 10-22 kg

C. 14-21 kg

3548. Fertilizer requirements of wheat under medium loamy soil is________________?
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A. 100-70 NP kg/ha

B. 110-60 NP kg/ha

C. 75-90 NP kg/ha

D. 136-85 NP kg/ha

3549. Genus of cotton is___________________?
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A. Hirsutum

B. Gassypium

C. Triticum

D. Hordeunt

3550. The major source of foreign exchange earning is________________?
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A. Cotton

B. Wheat

C. Jute

D. Sugarcane

3551. The role of boron and zinc has been recognized in crop_________________?
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A. Mustard

B. None of these

C. Sugarcane

D. Rice

3552. Allelocliemicals may enter in the soil through the process of_________________?
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A. Root exudation

B. Mass flow

C. Diffusion

3553. In Raygistan area which districts of Sindh are included______________?
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A. Hyderabad and N.Shah

B. Sukkar and. Khairpur

C. Karachi

D. None of the above

3554. Zinc deficiency is generally observed in_________________?
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A. Vegetables

B. Race

C. Cotton

D. Wheat

3555. Soil water in excess of hygroscopic and capillary water which moves downward through the soil by the force of gravity is called______________?
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A. sub-surface water

B. Gravitational water

C. Capillary water

D. Run off water

3556. High density grains are found mostly at___________________?
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A. All the above

B. Middle of panicle

C. Top of panicle

D. Bottom of panicle

3557. Auxins and cytokinins are__________________?
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A. Herbicides

B. Fungicides

C. Growth regulators

D. Insecticides

3558. Allelopathy interaction between plants playa crucial role in___________________?
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A. Ecosystems

B. Community

C. Both a and b

D. non of there

3559. Seed rat of American cotton per acre is__________________?
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A. 10-12 kg

B. non of these

C. 6-8 kg

D. 15-18 kg

3560. In wheat, production of certified seed needs an isolation distance of____________________?
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A. 4 Meters

B. 2 Meters

C. 5 Meters

D. 3 Meters

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