agriculture MCQs – Page 57

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 Review each marked answer and report any item that may be outdated or unclear.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

1121. Global gene pool rice is maintained at_________________?
0

A. IRRI Philippines

B. Mexico

C. None of the above

D. China

1122. The CO, content of air is___________________?
0

A. 10.30%

B. 0.00%

C. 0.03%

D. 1%

1123. Organisms which feeds on dead and decaying organisms are called as_________________?
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A. Halophytes

B. All the above

C. Saprophytes

D. Xerophytes

1124. Sunflower is allelopathic crop to many____________________?
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A. None of the above

B. Weeds

C. Microorganisms

1125. The pH of urea fertilizer is _________________?
0

A. 3.5

B. non of these

C. 4

D. 8.0

1126. Accumulation of transported material A to B horizon is known as____________________?
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A. Eluviation

B. Deposition

C. Alluviation

D. llluviation

1127. In wheat, production of certified seed needs an isolation distance of____________________?
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A. 4 Meters

B. 5 Meters

C. 2 Meters

D. 3 Meters

1128. Among the cotton exporting countries the number of China is________________?
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A. 1st

B. 4th

C. 3rd

D. 2nd

1129. Gene pool consist of____________________?
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A. Modern cultivars

B. Advanced breeding materials

C. All the above

D. Land race

1130. One rooting hormone occurring naturally in plant is ___________________?
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A. Naphthalene acetic acid

B. Indolacetic acid

C. Indolebutyric

D. None of the above

1131. Allelochemicals are used as growth regulators and natural pesticides to promote__________________?
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A. Sustainable agriculture

B. Improve agriculture

C. Both a and b

1132. Precise assessment of pest pressure to evaluate Economic risk from pest infestations is called_________________?
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A. None of the above

B. Economic mjury level

C. Economic threshold

D. Crop scouting

1133. Seed rate of cotton per acre is________________?
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A. 10-22 kg

B. 5-6 kg

C. 14-21 kg

1134. In wheat total crop P uptake per ton of gram is about;__________________?
0

A. 2-3Kg

B. 5-7 Kg

C. 20-25 Kg

D. 5-20 Kg

1135. EC of saline soil is equal to or greater than________________?
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A. 3

B. on of these

C. 2

D. 4

1136. The control and preservation of natural resources for present and future use is called_________________?
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A. Sustainability

B. Conservation

C. Crop residue management

D. None of above

1137. Hyderabad district area is in_________________?
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A. Raygistan range area

B. None of the above

C. Cholistan range area

D. Thai range area

1138. The series of transformation which a nutrient undergoes in the biosphere before returning to its original formed is called_______________?
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A. Carbon cycle

B. Nitrogen cycle

C. None of the above

D. Nutrient cycle

1139. A crop grown on residual moisture after harvesting rice is called__________________?
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A. Barani crop

B. Sure crop

C. Ratoon crop

D. Dubari crop

1140. A process in which most of the organisms are killed is known as_________________?
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A. Sterilization

B. Heating

C. Neutralization

D. Pasteurization

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