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Question
In earthworm, the segment bearing mouth is called as ?
In earthworm, the segment bearing mouth is called as ?
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Solution
The correct option is C Peristomium
Annelids are segmented worms which are present in the body of an earthworm, there is no distinct segmentation for the head region. At the anterior (front) end and on the first segment a crescent shaped mouth is present. This segment is known as peristomium. So, the correct answer is option C.
Annelids are segmented worms which are present in the body of an earthworm, there is no distinct segmentation for the head region. At the anterior (front) end and on the first segment a crescent shaped mouth is present. This segment is known as peristomium. So, the correct answer is option C.
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