1.

Assertion (A) : The frequency of floods in north Indian plains has increased during the last couple of decades.Reason (R) : There has been reduction in the depth of river valleys due to deposition of silt.

A. Both A and R are true and R is the correct explanation of A
B. Both A and R are true but R is not the correct explanation of A
C. A is true but R is false
D. A is false but R is true
Answer» B. Both A and R are true but R is not the correct explanation of A


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