Question

The layer of soil just below the subsoil is

• A. A-horizon
• B. B-horizon
• C. C-horizon
• D. D-horizon

Answer 1

The correct option is C

C-horizon

The correct option is C.

Explanation of correct option:

1. The layer of soil just below the subsoil is called Sub-stratum.
2. Sub-stratum is also called C-horizon.

Explanation of Incorrect option:

Option A:

1. Topsoil is called the A-horizon.

Option B:

1. Just below the topsoil, subsoil is present.
2. The subsoil is also called B-horizon.

Option D:

1. Just below the sub-stratum, bedrock is present.
2. Bed-rock is also called D-horizon.

Final answer:

The layer of soil just below the subsoil is C-horizon.