The layer of soil rich in organic material but is subject to leaching is ___ or the ___.
A)topsoil…A- horizon
B)subsoil…B- horizon.
C)weathered parent material…C- horizon.
D)litter…O- horizon.

Question

Quizplus · Accepted Answer

The A-horizon, or topsoil, is rich in organic material but is subject to leaching, which can wash away nutrients, making this layer particularly fertile yet vulnerable to nutrient loss.

The Layer of Soil Rich in Organic Material but Is