No. Sponges only have a few different types of cells and are among the most divergent animal species. They are sessile and were formerly thought to be plants.
starfish, seaweed, corals, sponges, algae, sea-shells.
Shells can get little holes from natural wear and tear, predation by other animals, or from environmental factors such as erosion or acidic water. Some organisms, like boring sponges or clams, can bore into shells to access nutrients inside.
In no particular order: Chordates Echinodermata Platyhelminthes (Flatworms) Nematodes (Roundworms) Annelids (Segmented Worms) Arthropods Porifera (Sponges) Molluscs (Shells)
starfish, seaweed, corals, sponges, algae, sea-shells.
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.
To answer your question no sponges do not hibernate
Yes sponges have organs.
No. Sponges are animals, which are heterotrophic.