Question

The richest layer of soil would be found at
Horizon 0
Horizon A
Horizon B
Horizon C
Bedrock

Answer 1

Bedrock is the answer

Answer 2

Answer: The first horizon is the “A“ horizon. It is more commonly called the topsoil. The topsoil is usually the darkest layer of the soil. It is the layer with the most organic material.

Explanation: