Question

Which of these substances would a soil layer close to the surface least likely contain?

A. sand
B. humus
C. bedrock
D. rock fragments

Answer 1

C. Bedrock

Step-by-step explanation:

Bedrock is the base of soil. All of the rest of the layers should be on top. Unless you find a place where bedrock is always on top, it can never be close to the surface. Hope it helped :D