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

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

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Irrigation Engineering
Pick up the correct sequence of the part of a canal system from the following

Head works-main canal-branch canal-distributary-minor
Head work-distributary-branch canal-minor
Heads works-branch canal-main canal distributary, minor
Head works-main canal-branch canal-minor-distributary

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Irrigation Engineering
Infiltration rate is always

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

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