Question

. Explain the differences between the body forms of
polyps and medusae. In what way are the different body
shapes related to the different ways of living?​

Answer 1

Differences:

Polyps live attached to a substrate and are concave upwards, and jellyfish live free by being carried away by the current and are concave downwards. ... Unlike jellyfish, polyps live attached to rocks and do not move.

And the other thing I don't know ...

I'm sorry