Irrigation Engineering
Groynes are generally built

Perpendicular to the bank
Inclined downstream up to 30°
Inclined up stream up to 30°
All listed here

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Irrigation Engineering
Pick up the correct statement from the following mention

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
All of these
Gravity water is harmful to crops

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