diversity-of-life

Question: Gonads of Obelia occur

1) In hydrula stage and indefinite in number

2) Bases of tentacles of medusa and $8$ in number

3) On blastostyles and $8$ in number

4) On radial canals, oral surface of medusa and four in number

Solution:

Explanation: No Explanation

Animalia Phylum-Coelenterata

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