A) Coelenterates (cnidarians)
B) Aschelminthes (roundworms)
C) Ctenophores
D) Sponges
Correct Answer: B
Solution :
[b] Aschelminthes are bilateral symmetrical and triploblastic animals eg Ascaris. |
Coelenterates are radially symmetrical and diploblastic animals eg Obelia. |
Ctenophores are biradial symmetrical and diploblastic animals eg Ctenoplana |
Sponges are asymetrical or radially symmetrical and diploblastic animals eg Sycon. |
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