Within what range does the thickness of dikes fall?
Correct answer A. 2-10 m
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Agriculture MCQs
Page 18 of Agriculture multiple-choice questions with answers. Tap an option to check yourself.
Page 18 of 135
What are volcanic rocks with large, coarse gas bubble holes called?
Correct answer B. Scoria
What is tuff?
Correct answer D. Consolidated ash
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What is the attraction between similar particles or molecules called?
Correct answer B. Cohesion
What is the mixing of soil by animals and plants called?
Correct answer D. Pedoturbation
Which of these is the most widely distributed mineral?
Correct answer B. Kaolinite
What are soil particles larger than 2 mm in diameter called?
Correct answer D. Gravel
Which instrument is used to determine soil texture?
Correct answer C. Hydrometer
What is the physical condition of soil in relation to plant growth called?
Correct answer B. Tilth
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What causes pneumatic potential?
Correct answer D. Gas
Which microbial product appears to chelate calcium?
Correct answer A. 2-ketogluconic acid
Which is a passive factor of soil formation and weathering?
Correct answer B. Parent material
What does the term ‘mollic’ refer to?
Correct answer B. Surface horizon
How can kaolinite be identified?
Correct answer C. X-ray diffraction
Shrinking and swelling is a property of which mineral?
Correct answer D. Smectite
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What is the size of clay particles?
Correct answer B. 0.002mm
By which of the following can soil water be determined?
Correct answer C. Both A & B
Which of the following are macronutrients?
Correct answer D. All of the above
What is an ion or molecule in the coordination sphere around a central ion called?
Correct answer C. Ligand
Which ligands occur in Pakistani soils?
Correct answer D. All of the above