Animal Kingdom Question 690

Question: Gonads of Obelia occur [MP PMT 1986]

Options:

A) In hydrula stage and indefinite in number

B) Bases of tentacles of medusa and 8 in number

C) On blastostyles and 8 in number

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

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Answer:

Correct Answer: D

Solution:

A sexually mature medusa of obelia bears four groups of gonads situated on the middle of four radial canal.