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An impermeable layer of rock or sediment is termed a(n) ____________ in hydrogeologic contexts. A. unconfined aquifer B. aquitard C. confined aquifer D. unsaturated zone

Answer :

Ayfat23go

The term that describes impermeable layer of rock or sediment is aquitard.

  • An aquitard can be regarded as zone within the Earth which obstruct the flow of groundwater from one aquifer to another.

  • It serves as impermeable layer of rock that restrict flow of ground water.

Therefore, Aquitards contain layers of either clay or non-porous rock .

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