Question

plz say me 4 important characters of phylum porifera?​

Answer 1

Explanation:

Here is the answer

1)Their bodies are asymmetrical

2)Body shape can be cylindrical,vase-like,rounded or sac like.

3)There is an endoskeleton present with calcareous spicules (calcium carbonate) or siliceous spicules (silica) or sponging fibres (protein)

4)Sense organs are absent

Answer 2

Answer:⏪Porifera are unicellular organisms having cellular level of organization.

⏪ They have minute pores on their body. So, they are also known as Sponges.

⏪ Examples ------> Euspongia , Spongilla etc.

HOPE IT HELPS

THANKS!!

Explanation: