How are gases exchanged in a sponge?

1 Answer
Harsh
May 20, 2016

Sponges lacks respiratory system.
The water which comes inside the body of sponge through ostia which has dissolved oxygen in it is directly utilised by the cells and carbon dioxide is ejected out.

Hence water conduction system plays an important role in respiration in sponges.

Related questions
Impact of this question
3165 views around the world
You can reuse this answer
Creative Commons License