Chemistry, asked by kaustov2, 1 year ago

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what is proofers? what are its characteristics?
with examples


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Answers

Answered by AKASHDIPDAS
1
◆ PORIFERA :- These are the simplest multicellular animals and their body consists of a hollow tube.

◆ Example - Sponges and Sycon

◆ Characteristics -
1] Their body consists of a hollow tube.
2] Theey have spongy fibres in their body for protection.
3] They are usually pore-bearing.
4] There is no single mouth but many pores or canals are present in their body wall, through which water enters their body.


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