When the amebocytes are finished digesting the food particles, they wander around, delivering digested food to other parts of the sponge. Specific cells within the sponge have what are known as ‘flagella’. Sponges collect bacteria when they filter the water around them. Hexactinellid is a type of porifera that uses respiration everyday. Sponges do need oxygen to survive, as it is a vital component of aerobic cellular respiration. Each cell in a sponge 'breathes' independently and as a result, sponges can maintain about 68% to 99% of the useful matter that they intake. Describe how sponges feed, respire, and excrete. The body of sponges is perforated by numerous minute pores and they possess a unique system of canals in their body; all these are never found in Metazoa. Sponges generate currents with the flagella on their cells and direct water through their walls and into their central cavities, filtering the water for bacteria, algae, and protozoa as they do so. The osculum acts only as exhalent aperture. they breathe the same way as all under water sponges do. 5. Some sponges can root themselves in loose material, like sand, while others latch onto living organisms like turtles, crustaceans, or shellfish. Feeding: As Sponges are filter- or suspension-feeders, they feed by collecting particles which are suspended in the water. Step 1 of 5. Sponges do not breathe as lungs are required to do so. Feeding/Diet. Chapter: Problem: FS show all show all steps. Sponges, or poriferans, reproduce both sexually and asexually. They reproduce by broadcast-spawning: sending out huge numbers of sperm … Respiration is by diffusion . Essentially, sponges breathe in a number of steps: Water comes into contacts with the sponge. It may also be achieved asexually by fragmentation, in which a detached piece of an adult sponge … Sponges have no distinct respiratory system because they are so primitive, but they do require oxygen to survive like any other organism. The flow of water out of the osculum creates a vacuum that sucks water in through the pores of the sponge. Hexactinellid sponges are sponges with a skeleton made of four- and/or six-pointed siliceous spicules, often referred to as glass sponges. How do sponges feed? Step-by-step solution: 100 %(5 ratings) for this solution. The sponges do not possess an anterior end or head like those of Metazoa. These bacteria are believed to be able to do many things. The flagella are used to create a flow of water within the interior of the sponge and that flows out large holes known as the ‘osculum’. Asexually, reproduction is achieved by way of budding, which is a process in which new sponges grow out of adult sponges. The small pores (also known as ostia) in the sponge allow the sponge to absorb oxygenated water to receive the oxygen it needs. Adult sponges live on substrates or solid surfaces in aquatic environments. In terms of oxygen, 75% of oxygen is maintained from the water that passes through them. If the collar cells do not digest the food, they pass it on to the amebocytes. Most latch onto rocks, reefs, or other solid and stable surfaces. 6. Sponges are basically capable of digesting any biological waste that is small enough to be absorbed by their filtration mechanisms, so sponges rarely have trouble harvesting food. Scientists analyze how fast sponges breathe and the amount of nitrogen they release while doing so. Where do sponges live? 5. They do have moving parts though: special cells called choanocytes have flagella that whip around and create a water current. What does a sponge do? The respiration process detailed above also captures microorganisms and detritus in the water, to be digested by the sponge. Sponges live underwater and they all breathe the same way. Sponges are sessile organisms, meaning they stay in one place, attached to the sea floor. 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how do sponges respire

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