+1 vote
in Irrigation Engineering by (75.2k points)
Superfluous water is also called _______

(a) capillary water

(b) gravitational water

(c) hydroscopic water

(d) saturation capacity

This question was addressed to me by my school principal while I was bunking the class.

The above asked question is from Water Requirements in portion Water Requirements of Crops of Irrigation Engineering

1 Answer

0 votes
by (106k points)
Correct option is (b) gravitational water

Easy explanation: A part of the water that will move out of the soil, if proper drainage is provided, is known as gravitational or superfluous water. This is not useful for the plants and it cannot be absorbed by the root zone.

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