No, sea sponges are not decomposers. Sponges are filter feeders.
no sponges are not unicellular.
No, sponges are not parasitic.
no sponges do not have bones
Sponges are asymmetrical, although a few species have nearly radial symmetry.
Yes sponges have organs.
No. Sponges are animals, which are heterotrophic.
To answer your question no sponges do not hibernate
No sponges lack organized multicellular organs, such as nerves and muscles.
porifera are also called sponges some of the sponges are euplectelia spongilla and sycon
sponges -apex
If you're talking about kitchen sponges, they do not have cells. However, sea sponges have cells.