Question

the image shows a cross section of a landscape and a well. which of the layers shown is an aquifer?
○ 1
○ 2
○ 3
○ 4

Explanation:

An aquifer is a subsurface layer of permeable rock/soil that stores and transmits groundwater, and the well in the image draws water from layer 3, which is the water-bearing layer shown.

Answer:

3