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Why streamlined bodies and presence of setae is considered as adaptation of earthworm ​

Answer»

Each segment on an earthworm's body has a number of bristly hairs, called setae (sometimes written as chaetae). These hairs provide some GRIP to HELP the earthworm move through the soil. ... This streamlined shape is an adaptation to LIVING in narrow burrows underground and the NEED to move EASILY through the soil.hope it is helpfulpls mark me as brainlist ☺️



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