Question

classify the phylum porifera upto classes .give one example of each classes. for 12 marks​

Answer 1

Class I: Calcarea (L. Calcarius=limy)

Class II: Hexactanellida (Gr. Hex=six; Actin=ray)

Class III: Desmospongiae (Gr. Demas=frame; Spongos=sponges)

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