Question

Poriferons are called sessils because​

Answer 1

The name porifera means 'pore bearer' in Latin (a pore is a tiny hole). A sponge's body is covered by a skin, one cell thick. This skin has lots of small pores and a few large openings.


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Answer 2

Poriferans are sessilebecause they donot move from one place to another. They are fixed in a single place.

Step-by-step explanation:

The meaning of sessile is fixed in one place or immobile. As poriferans donot move from one place to another. They are called sessile.