The Majority of the Microbial Carbon Cycling Activity Will Typically

Question

The majority of the microbial carbon cycling activity will typically occur in
A) subsoil.
B) topsoil.
C) deep soil.
D) on the surface of the soil.
E) all depths of soil.

Accepted Answer

Microbial carbon cycling activity, which includes processes such as decomposition and respiration, is primarily carried out by microorganisms in the topsoil layer where organic matter accumulates and provides a source of energy for these organisms. While some microbial activity may occur in other depths of soil, the majority will be in the topsoil.