Examveda

A confined aquifer releases water due to:

A. Pressure difference

B. Capillary rise

C. Gravity drainage

D. Temperature gradient

Answer: Option A

Solution (By Examveda Team)

In a confined aquifer, water is under pressure, and when tapped by a well, it rises due to pressure difference, sometimes even flowing to the surface without pumping.

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Related Questions on Groundwater and Hydrogeology

What is an aquifer?

A. Rock that does not hold water

B. Layer that restricts water flow

C. Permeable rock that stores and transmits water

D. Layer that absorbs contaminants