Pelagic clays contain lots of material that settles to the seafloor through the water column and are:
A)less than 30% biogenous material.
B)more than 30% biogenous material.
C)more than 30% hydrogenous material.
D)less than 30% neritic material.
E)more than 30% neritic material.

Question

Quizplus · Accepted Answer

Pelagic clays predominantly contain non-biogenic materials such as volcanic ash, dust, and clay minerals. Biogenic materials (such as shells of marine organisms) make up less than 30% of these sediments. Hence, option A is the correct choice.

Pelagic Clays Contain Lots of Material That Settles to the Seafloor