Multiple choice

The permeable rock layer, which retains water.

  1. Eskers

  2. Peninsula

  3. Estuary

  4. Hamadas

  5. Aquifer

Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

An aquifer is an underground permeable rock layer that stores and transmits groundwater. The porosity allows water retention while permeability permits flow, making aquifers crucial sources of freshwater for wells and springs.