Question

Charactersticts feature of ctenophora?????

Answer 1

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Answer 2

Answer :

Ctenophora -

• They are commonly called as sea walnuts or comb jellies.
• They are marine animal.
• They are radially symmetrical.
• They are diploblastic.
• They have tissue level of organisation.
• The body exhibit 8 external rows of ciliated comb plates.
• These comb plates are used in locomotion.
• The process of digestion is extracellular and intracellular.
• They are bioluminescence i.e. they have a property of emitting light.
• They are hermaphrodite.
• The reproduction takes place sexually.
• The process of fertilization is external and the development is indirect.
• Ex : Pleurobrachia and Ctenoplana.