Which type of soil is found near canal banks?
Correct answer A. Alkaline
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Agriculture MCQs
Page 36 of Agriculture multiple-choice questions with answers. Tap an option to check yourself.
Page 36 of 135
In Darcy’s formula for head loss in pipes, hf = 4flv²/?, what is the denominator?
Correct answer A. 2gd
What type of metamorphic rock is marble?
Correct answer D. Dynamo-metamorphic
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Which is the largest soil order in Pakistan?
Correct answer A. Aridisols
Within what range should the velocity of flow in a sewer lie?
Correct answer D. 1 m / sec to 3m/ sec
What is the accumulation of soluble salts in soil called?
Correct answer B. Salinisation
What is the digging out of earth to form a trench for engineering purposes called?
Correct answer B. Excavation
In soil science, what does the term soil horizon refer to?
Correct answer A. Layers of soil
Swimming pool water can be ____ using chlorine, ultraviolet rays or bromine. Which word fills the blank?
Correct answer C. Disinfected
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What is the specific heat of soil organic matter?
Correct answer A. 0.44
What can salts of calcium and magnesium mostly not cause?
Correct answer A. Poisoning
Which element is responsible for pollen grain germination and growth in plants?
Correct answer D. B
What is an open cut in a canal bank, protected by stone pitching, that lets upland drainage water into the canal called?
Correct answer B. Inlet
Which of the following soils has the highest water-holding capacity?
Correct answer C. Forest soil
When the canal is carried past a drain and flows under siphonic action because of the levels involved, what is the structure called?
Correct answer A. Canal-syphon
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What are Nitrosomonas and Nitrobacter collectively called?
Correct answer D. Nitrobacteria
What is the cross-drainage structure called where the drain’s high flood level is well below the canal bed, so drainage water flows freely under gravity?
Correct answer C. Aqueduct
In which year was the International Union of Soil Sciences (IUSS) founded?
Correct answer C. 1924
When the rate of change of discharge of an outlet equals the rate of change of discharge of the channel, what is the outlet called?
Correct answer D. Proportional
What are soils called whose weathered material has been carried to another place by agents such as water, wind or ice?
Correct answer C. Transported soil