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Because no other animal has anything like collar cells..
Wiki User
∙ 14y ago
Wiki User
∙ 13y agoSponges are cassified as animals because they are unable to make their own food like plants can.
Anonymous
Because sponges lack specialized cells and organs and the collar cells are one of the specialized cells that sponges need to survive.
Anonymous
they can not make it's own food
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Are fossil sponges one of the oldest known animal fossils?
yes
Name the only type of animal that lack groups of cells that form tissues?
The sponges.
What type of animal has a collar cells an osculum and spicules?
Sponges have collar cells, osculum, and spicules.
What types of organisms can be classified?
the animal fungi protists .
How are natural fibers classified?
It is important to know how natural fibers are classified. Natural fibers are fibers from plant, animal and minerals. They are classified according to their origin.
Why do you think a sponged is classified as n animal?
Because there are living cells in it(Ocean Sponges)
Why were sponges first classified as pants?
no they are animals
What do Early scientists classified sponges as?
Rfjdbd dn
What animal are is a porifera?
Sponges
What animal features do sponges share with all other animals?
Sponges are made up of two different types of organisms - one type are plantae, the other anamalia. Although it is debatable, sponges are classified as anamalia because part of them is animal.
Do the cells of a sponges have cell walls?
No. Sponges are animals and animal cells do not have a cell wall.
Why is a panda classified as an animal?
Why is panda classified as an animal ?
The phylogenetic tree of animals began with the sponges. True or false?
False the tree of animals began with the human the human is classified as a animal even though it can talk walk and hold things.
Why are sponges classified as animals than plants?
due to their internal and external structures
What animal looks more like a plant than a animal?
they are sponges
What kind of animal belongs to porifera?
Sponges
What makes sponges animals and not plants?
Sponges are heterotrophic, which is a characteristic of an animal and not a plant. Sponges are also multicellular, are made up from cells without cell walls, characteristics of the kingdom Animalia and NOT Plante.
