Field capacity and permanent wilting point vary between different what?
Correct answer C. Soils
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Agriculture MCQs
Page 130 of Agriculture multiple-choice questions with answers. Tap an option to check yourself.
Page 130 of 135
How many barrages does the Indus Basin Irrigation System have?
Correct answer A. 19 barrages
What are organisms that feed on dead and decaying organic matter called?
Correct answer C. Saprophytes
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What are simple plant-like organisms that lack photosynthetic pigments called?
Correct answer B. Fungi
What is the practice of heating and disinfesting soil by covering it with plastic sheeting called?
Correct answer B. Soil solarisation
Which gas is produced when organic matter decomposes without oxygen?
Correct answer D. Methane
Green leafy vegetables are a good source of?
Correct answer C. Folate
After solar energy is absorbed at the earth’s surface, in what form is it radiated back?
Correct answer B. Infrared radiation
What are plants that grow in dry regions called?
Correct answer B. Xerophytes
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What is the ratio of the area actually cultivated to the total farm area over the year called?
Correct answer D. Cropping intensity
What is the accumulation in the B horizon of material transported from the A horizon called?
Correct answer A. Illuviation
What is the loss of water from a cell, causing the protoplasm to shrink away from the cell wall, called?
Correct answer B. Plasmolysis
What is the geographical area of Pakistan in million hectares?
Correct answer B. 80
Which equipment is used to separate, clean and grade small seeds in a sample?
Correct answer B. Seed sorter
Which enzyme is responsible for biological nitrogen fixation?
Correct answer C. Nitrogenase
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Which crop is the major source of Pakistan’s foreign exchange earnings?
Correct answer C. Cotton
The Green Revolution came about mainly because of the development of which crop varieties?
Correct answer C. Wheat varieties
What do root nodules in plants help with?
Correct answer D. Nitrogen fixation
What does an excess of nitrogen cause in plants?
Correct answer C. Delay in ripening
What is a penetrometer used to measure in soil?
Correct answer A. Soil compaction