What is an aquifer?

An underground layer that holds water.

Start playing free

  1. A type of rock
  2. A surface lake
  3. An underground layer that holds water ✔

Why: Aquifers are underground layers that store water.

Huh, didn't know that: Aquifers are underground layers that store water.

The dad joke
An aquifer is a water holder underground.
Like this card?
Play the game

References

Answer: An underground layer that holds water. Aquifers are underground layers that store water.

  1. Nature en.wikipedia.org/wiki/Nature
    1.6% of water below ground in aquifers
    Checked 2026-11-07.

Think this answer is wrong? Tap "Challenge this answer" on the card in the game and tell us why.