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Question
Metameric segmentation is exhibited by which of the following animal?
Metameric segmentation is exhibited by which of the following animal?
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Solution
The correct option is D Pheretima
In metameric segmentation, animal body is divided both externally and internally into distinct segments called metamers. Metamers in an annelid are characterised by the repetiotion of most organs in all of them. In Annelids, both external and internal segmentation is present i.e. body of annelids is metamerically segmented. Pheretima commonly called earthworm is an annelid belonging to class oligochaeta which has metameric segmentation.
In metameric segmentation, animal body is divided both externally and internally into distinct segments called metamers. Metamers in an annelid are characterised by the repetiotion of most organs in all of them. In Annelids, both external and internal segmentation is present i.e. body of annelids is metamerically segmented. Pheretima commonly called earthworm is an annelid belonging to class oligochaeta which has metameric segmentation.
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