Grain size in the intertidal is primarily determined by:
A) wave activity.
B) types of animals in the area.
C) amount of sunlight.
D) feeding types in the sediment.
E) burrowing activity of infauna.

Question

Quizplus · Accepted Answer

Wave activity is the main factor determining the grain size in the intertidal zone, as waves constantly move and sort sediment based on its size and weight. Other factors such as animal types, sunlight, and feeding/burrowing activity may have some influence, but are not the primary drivers of grain size.

Grain Size in the Intertidal Is Primarily Determined By