Q. Which statement is correct about symmetry in echinoderms?
A) Adults are bilateral and larvae are radial
B) Both adults and larvae are radial
C) Adults are radially symmetrical but larvae are bilaterally symmetrical
D) Adults are asymmetrical and larvae are radial
Explanation
Echinoderms are radial as adults and bilateral as larvae; hence Echinodermata is marked as radial or bilateral depending on the stage.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.