Question

Write two characters of phylum Posifera?
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Answer 1

Answer:

Characteristic Features of Phylum Porifera

They are generally marine aquatic organisms, with a few freshwater species. Their bodies are asymmetrical. Body shape can be cylindrical, vase-like, rounded or sac-like. They are diploblastic animals with two layers, the outer dermal layer and the inner gastral layer.

Answer 2

Porifera are all aquatic, mostly marine except one family Spongillidae which lives in freshwater. They are sessile and sedentary and grow like plants.

The body shape is vase or cylinder-like, asymmetrical or radially symmetrical.

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