Question

Characteristics of Porifera

Answer 1

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Characteristics of Porifera are :

-They have pores on their body.
-They are non-motile organisms.
-They are covered with hard outer covering.
-They are called sponges.
-They are found in water bodies.

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Answer 2

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The Characteristics of Porifera are as follows :-

1. Poriferans are commonly called sponges.
2. These are multicellular organisms which are sessile/sedentary in nature.
3. Most of them are marine while a few are fresh water forms.
4. Body is cylindrical, asymmetrical or has radial symmetry.
5. Body wall is diploblastic which consists of an outer layer called pinacoderm and an inner layer called choanoderm.