Echinoderms are
A)mostly pelagic or free-swimming in open ocean.
B)benthic.
C)parasitic.
D)mostly particle feeders.
E)fish predators.

Question

Quizplus · Accepted Answer

Echinoderms are primarily benthic organisms, meaning they live on or in the seafloor. Some examples of echinoderms include sea stars, sea urchins, and sea cucumbers. While some echinoderms are capable of free-swimming, they spend the majority of their time attached to the seafloor.

Echinoderms Are