Irrigation Engineering
The state of the soil when plants fail to extract sufficient water for their requirements, is

None of these
Ultimate utilization point
Maximum saturated point
Permanent wilting point

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Irrigation Engineering
A river is said to be of

Aggrading type if it builds up its bed to a certain slope
Meandering type if it flows in sinuous curve
All of these
Degrading type if it cuts its bed to a certain slope

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Irrigation Engineering
Assertion A : To estimate the rainfall over a catchment, the number of raingauges required per unit area is large for hilly areas.Reason R : Rainfall gradient is steep.Select your correct answer according to the coding system given below :

Both A and R are true but R is not the correct explanation of A
Both A and R are true and R is the correct explanation of A
A is true but R is false
A is false but R is true

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