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

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

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

This popular source of highest grade sushi is at serious risk of extinction if unsustainable fishing practices continue.

Which of the following human-influenced factors contribute to the observed increase in animal extinction

Some animals, such as chameleons, octopi, and leopards, employ concealment methods that allow them to remain unnoticed by blending with their environment or resembling something else. This technique is called ___.