Which geophysical method is commonly used to map groundwater zones?
A. Magnetic survey
B. Resistivity method
C. Gravity survey
D. Seismic refraction
Answer: Option B
Solution (By Examveda Team)
The resistivity method detects variations in subsurface electrical resistivity to locate water-bearing formations, as saturated rocks conduct electricity better.This Question Belongs to Geological Engineering >> Groundwater And Hydrogeology
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