The sponge is one of the most primitive of all animals. They do not move and live by filtering the debris from the water. They don't have a brain, and for that matter, they don't have neurons, organs, or even tissues. 12th. 2009
How does a sponge live without a brain?
The brain needs a lot of energy, and many of these simple creatures could not survive if they had to supply energy to the brain. In the case of sponge, there is no brain, digestive system, nervous system, or circulatory system. They simply filter the water for nutrients that have a finger-like structure called cilia.
Does the sponge have a heart?
In summary, sponges (or sponges) do not have a true circulatory system like most animals. There are no hearts, veins, arteries, and no blood on the sponge. .. Water is drawn into the sponge through the inner choanocytes, and the inner choanocytes take up water from the outer pores of the sponge.
Is the sponge alive?
Sponges are one of the simplest multicellular organisms in the world. Yes, sponges are considered animals, not plants. However, they grow, reproduce and survive like plants. .. Sponge is one of the simplest multicellular organisms in the world.
Does sponge have life?
Life cycle Temperate sponges can live for only a few years at most, but some tropical and deep-sea species can live for more than 200 years.
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