Adult echinoderms are: Phylum Echinodermata Mcqs August 28, 2019 BILAL KHATTAK0 A.Radially symmetrical B.Bilaterally symmetrical C.Biradially symmetrical D.None of theseRelated Mcqs:Larvae of echnoderms are:Hydra is:A hydrozoan polyp is:Sponges are :Larva of star-fish is:Diversification of brachiopods, copepods, primitive echinoderms and arachnids occurred in:The diameter of eye ball in an adult man is:Dental formula for an adult man is:A tadpole of frog metamorphoses into adult after:Kidney of adult frog is formed by: