Echinoderms are a phylum of marine animals that are easily recognized by their (usually five-point) radial symmetry. Which of the following is not an echinoderm?

Animals

4)	Echinoderms are a phylum of marine animals that are easily recognized by their (usually five-point) radial symmetry. Which of the following is not an echinoderm?

A) Sponge
B) Sea Star
C) Sea Urchin
D) Sand Dollar

Previous Next

More Question

This is the largest animal phylum, which includes insects, spiders, crabs, and their kin.

The ___ are the radially symmetric animals of the Eumetazoa. This groups includes jellyfish and comb jellies.

The ___ are all animals having a bilateral symmetry, i.e. they have a front and back end, as well as an upside and downside. Which of the following does not belong to this group

When a species is classified as 'threatened', it falls into one of the following groups, except...

Blue whales are the largest animals ever known to have lived on earth, growing up to 100 feet (30 meters) long and weighing over 200 tons (181 metric tons). Oddly enough, blue whales get to these sizes feeding mostly on a diet of tiny shrimp-like animals called ___.