WebSep 23, 2024 · Sponges live in intimate contact with water, which plays a role in their feeding, gas exchange, and excretion. Much of the body structure of the sponge is dedicated to moving water through the body so it can filter out food, absorb dissolved oxygen, and eliminate wastes. WebAs the water flows through the pores, the sponges filters out small organic matter, bacteria, phytoplankton and protozoans from the water. Some deep sea sponges have …

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http://www.mesa.edu.au/porifera/porifera01.asp WebJun 7, 2010 · 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 … how to get ticks off humans

How do Porifera feed and digest food? – TeachersCollegesj

WebAug 13, 2024 · Organisms such as sponges and cnidarians have evolved a variety of feeding methods to acquire nutrients. One of these is suspension feeding, which involves straining microscopic food particles out of the surrounding water column. This method is particularly effective for sponges and cnidarians that are sessile, meaning they stay fixed in one area. WebMar 9, 2015 · How do sponges feed if they cannot move? As the flagellae of the cells inside the sponge beat the water, a current is set up and water is drawn through the tiny pores into the center of the sponge and then driven out through the hole at the top. Suspended particles of food in the water are caught on the flagellae of the cells and passed back to ... Websponge: [noun] an elastic porous mass of interlacing horny fibers that forms the internal skeleton of various marine animals (phylum Porifera) and is able when wetted to absorb … john rogers fightmaster