Sponges transform by sucking in water, like if you put a sponge in a bowl full of water, some of the water will get sucked in the sponge and the sponge will transform. When you take the sponge out of the bowl and wait for a cople of seconds, all the water that was sucked in, will come out and the sponge will be back the way it was before you put it in the bowl.
Yes they are, Sponges are animals of the phylum Porifera (pronounced /pɒˈrɪfərə/). Their bodies consist of jelly-like mesohyl sandwiched between two thin layers of cells. While all animals have unspecialized cells that can transform into specialized cells, sponges are unique in having some specialized cells that can transform into other types (Source wikipedia) I also have a couple of them living with me at home but that's another story.
No, sea sponges are not decomposers. Sponges are filter feeders.
no sponges are not unicellular.
no sponges do not have bones
No, sponges are not parasitic.
Sponges are asymmetrical, although a few species have nearly radial symmetry.
To answer your question no sponges do not hibernate
Yes sponges have organs.
No. Sponges are animals, which are heterotrophic.
No sponges lack organized multicellular organs, such as nerves and muscles.
If you're talking about kitchen sponges, they do not have cells. However, sea sponges have cells.
porifera are also called sponges some of the sponges are euplectelia spongilla and sycon