Irrigation Engineering
Pick up the correct statement from the following mention

Gravity water is harmful to crops
All of these
Capillary moisture held in the soil pores against gravity by surface tension, is utilised by plants
Hygroscopic water remains attached to soil molecules by chemical bond

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Irrigation Engineering
Pick up the correct statement from the following and answer

In a level crossing, a cross regulator is provided on the canal below the crossing
All of these
In a level crossing a regulator is provided across the drainage at its down-stream
In a level crossing, a crest with its top at the canal F.S.L. is provided across the drainage at its up-stream junction with canal

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Irrigation Engineering
An artesian aquifer is the one where

water is under pressure between two impervious strata
None of these
water surface under the ground is at atmospheric pressure
water table serves as upper surface of zone of saturation

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