In which class of Phylum Coelenterata (Cnidar | vedclass

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(A) In the class $Hydrozoa$,many species exhibit metagenesis or alternation of generations,where both polyp and medusa forms are present in the life c

Vedclass · Accepted Answer

Hydrozoa

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(A) In the class $Hydrozoa$,many species exhibit metagenesis or alternation of generations,where both polyp and medusa forms are present in the life cycle of the same animal.For example,in $Obelia$,the polyp stage is sessile and asexual,while the medusa stage is free-swimming and sexual.Therefore,the correct option is $A$.

In which class of Phylum $Coelenterata$ (Cnidaria) are both polyp and medusa forms found in the same animal?

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