What are the subgrops of sponges?

Anonymous

∙ 14y ago

Updated: 8/19/2019

calcarea - have calcite spicules, often have calcite exoskeletons

glass sponges - silica spicules, no exoskeleton

demosponges - silica spicules, may have exoskeleton, made of aragonite if present

Wiki User

∙ 14y ago

What else can I help you with?

Are sea sponges decomposers?

No, sea sponges are not decomposers. Sponges are filter feeders.

Do sponges have unicellular in them?

no sponges are not unicellular.

Are sponges parasitic?

No, sponges are not parasitic.

Do sponges have bone?

no sponges do not have bones

What kind of symmetry do sponges exhibit?

Sponges are asymmetrical, although a few species have nearly radial symmetry.

Do sponges Hibernate?

To answer your question no sponges do not hibernate

Do sponges have organs?

Yes sponges have organs.

Are sponges autotrophs?

No. Sponges are animals, which are heterotrophic.

Do sponges have nerves?

No sponges lack organized multicellular organs, such as nerves and muscles.

Are sponges unicellular?

If you're talking about kitchen sponges, they do not have cells. However, sea sponges have cells.

What are some types of sponges?

porifera are also called sponges some of the sponges are euplectelia spongilla and sycon

Which type of organism developed first vertebrates or chordates or sponges or Deuterostomes?

sponges -apex