Which of the following combinations correctly matches a phylum to its description?
A) Echinodermata-bilateral symmetry as a larva, water vascular system
B) Nematoda-segmented worms, closed circulatory system
C) Cnidaria-flatworms, gastrovascular cavity, does not have a coelom or a hemocoel
D) Platyhelminthes-radial symmetry, polyp and medusa body forms

Question

Quizplus · Accepted Answer

Echinodermata, which includes starfish and sea urchins, exhibits bilateral symmetry in its larval stage and possesses a unique water vascular system used for locomotion and feeding.

Which of the Following Combinations Correctly Matches a Phylum to Its