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The following are the features associate...

The following are the features associated with Cnidaria.
I. Radial symmetry
II. The presence of gastrovascular cavity
III. Animals are in either of the two forms -polyp and medusa or both.
IV. Alternation of generations in their history
WHich of the above are true of Metridium ?

A

I, II and IV

B

I and II

C

II and III

D

All of these

Text Solution

Verified by Experts

The correct Answer is:
B
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