Irrigation Engineering
Lining of irrigation channels

decreases the waterlogging area
None of these
does not change the water logging area
increases the waterlogging area

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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
Infiltration rate is always

less than the infiltration capacity
more than the infiltration capacity
equal to or more than the infiltration capacity
equal to or less than the infiltration capacity

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