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Water in the soil available to plants is
Options
(a) gravitational water
(b) capillary water
(c) hygroscopic water
(d) hypertonic water
Correct Answer:
capillary water
Explanation:
Water is present in the soil in five forms-capillary water, gravitational water, hygroscopic water, cambined water and water vapours. Capillary water is the water present in soil in narrow spaces or micropores of soli. The amount of capillary water which can be present in a soil depends upon the abundance of micropores. Capillary water is held in the soil by capillary water is held in the soil by capillary forces. It, therefore, does not fall down to water table buy gravity. Only capillary water is ava
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Topics: Transport and Nutrition in Plants
(163)
Subject: Biology
(4253)
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