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In which one of the following the genus ...

In which one of the following the genus name, its two characters and its phylum are not correctly matched?

A

Genus - Euspongia, Characters- (a) Water canal system,(b) Skeleton made up of spongin fibres, Phylum-Porifera

B

Genus- Gorgonia, Characters-(a) Calcareous skeleton , (b) Sessile organism, Phylum-Coelenterata

C

Genus - Taenia, Characters- (a) Lacks digestive system, (b) Indirect development, Phylum-Platyhelminthes

D

Genus - Octopus, Characters- (a) Hexapoda, (b) Segmented organism, Phylum- Mollusca

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