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Fresh water sponge is :-...

Fresh water sponge is :-

A

Coelenterata

B

Platyhelminthes

C

Ctenophora

D

Porifera

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The correct Answer is:
D
Sponges are aquatic, mostly arine, primitive multicellular animals that are sessile, plant- like animal are fixed to some submerged solid rock or shell and are incapable of any movement. They come under Porifera phylum.The Porifera are exclusively marine except for a single family of fresh water species.
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