Irrigation Engineering
A land is said to be water-logged if its soil pores within

A depth of 50 cm are saturated
All listed here
Root zone of the crops are saturated
A depth of 40 cm are saturated

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Irrigation Engineering
Pick up the correct statement from the following mention

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
Gravity water is harmful to crops

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Irrigation Engineering
The flow-mass curve is graphical representation of

Discharge and percentage probability of flow being equaled or exceeded
Discharge and time in chronological order
Cumulative discharge, volume and time in chronological order
Cumulative discharge and time

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