They depend on the constant waterflow of the ocean through their bodies to obtain food and oxygen and remove wastes.
No, barrel sponges do not migrate. They are sessile organisms, meaning they are permanently attached to a surface and do not move from one place to another. Barrel sponges rely on water currents to bring them food and oxygen.
sponges feed through their pores or holes, their pores create a current pulling food into the central cavity of the sponge. the food sticks to the collar cells that lines the central cavity, there the amoebocytes pick up the food and digest it, carrying the nutrients to the other cells.summary:porescollar cellsamoebocytesother cells.
Sponges are considered ANIMAL life not plant life. Therefore they do not give off oxygen, they consume it.
Sponges do not breath. They live under water and pump water through their bodies, extracting both food and oxygen from that water and excreting both wastes and carbon dioxide into that water before it exits their bodies.
Sponges are animals not plants and they consist of an outer thin layer of cells and a inner mass of cells. Sponges do not have nervous, digestive or circulatory systems, instead they rely on maintaining a constant flow of water going through their bodies to obtain food, oxygen and to remove waste products. There are 9000 known species of sponges known and about 80% of them are saltwater , the lowest depths of some species of sponges are 8,800 m (5.5mi).
the hydras and sponges do not have a circulatory system.because, the water in which they live brings all the food and oxygen when it enters their bodies. It also carries away all the waste products and carbon dioxide when it moves out.
Sponges are bottom-dwelling creatures that attach themselves to something solid, such as a rock. They rely on the system of the water canal to deliver food and oxygen to them. Sponges consume plankton.
They filter feed. This means that water flows through the pores in their bodies and special cells with hairs strain the water and keep tiny food particles for the sponge to digest.
Animals need to breathe to get oxygen. Oxygen burns the food within their bodies and releases energy for various activities.
the answer is "yes" because sponges are attached to hard surfaces underwater, and they are well adapted to their watery life. moving water currents carry food and oxygen to them and take away the sponges' waste products.
Sponges lack a true body cavity.Sponges exhibit radial symmetry.Sponges lack true tissues.Sponges are autotrophs.Sponges have a true coelom.-@leilooni
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