Question

Excretory system of porifera and coelenterates

Answer 1

Answer:

hey,

Explanation:

both porifera and coelenterates remove their waste material through diffusion as they don't have a distinct excretory system!!

some exceptions are there!

thanku.

Answer 2

There is no well developed excretory systems for sponges and coelenterates. Sponges have vascular system for excretion with the help of water they remove the waste. coelenterates remove waste by diffusion through the body

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