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Sagot :
The alimentary canal and digestive glands make up the earthworm's digestive system. From the mouth to the anus, the alimentary canal is a straight tube that runs the length of the body. The mouth opens into the buccal cavity, which takes up segments 1 and 2.
The earthworm has a closed circulatory system which runs through the
length of their bodies. The earthworm possesses blood vessels which aids
circulation of blood and nutrients to other parts of the body.
There are vessels in the intestine of earthworms which aid absorption and
transportation of digested food and nutrients to parts of its body.
The closed circulatory system in which blood vessels are present in all the
parts of the body also aids the transport of blood and other vital nutrients
to other parts of the body for survival.
Read more about Earthworm here https://brainly.com/question/13938105
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