In the Soil, Oxygen Concentrations Are Highly Variable Even Within

Multiple Choice

In the soil, oxygen concentrations are highly variable even within a soil particle. The center of the particle may be anoxic even if the outer portions are oxygen rich. In this context, facultative anaerobes could be found

A) at the surface of the particle.
B) in the center of the particle.
C) in the middle regions of the particle.
D) throughout the particle.