Question 1

How do poriferan animals differ from coelenterate animals?

Porifera Coelenterate
They are non-motile and found attached to rocks. They either live in colonies (corals) or have a solitary life-span (Hydra).
The body of Porifera is made up of a single layer of cells. The body of Coelenterate is made up of two layers of cells.
Example : Spongilla, Euplectella, etc. Example : Hydra, sea anemone, corals, etc.


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