What is the main driving force for groundwater movement?
A. Osmotic pressure
B. Capillary action
C. Hydraulic gradient
D. Atmospheric pressure
Answer: Option C
Solution (By Examveda Team)
Hydraulic gradient is the primary force that drives groundwater flow from areas of high head to low head.It results from differences in pressure and elevation in the aquifer.Related Questions on Groundwater and Hydrogeology
What is the zone called where all the pores are completely filled with water?
A. Capillary zone
B. Aeration zone
C. Saturated zone
D. Vadose zone
The upper surface of the saturated zone is known as:
A. Water table
B. Capillary fringe
C. Aquiclude
D. Artesian surface
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

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