How is the anatomy of an earthworm explained in Class 11 Biology?
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7th Mar, 2022
According to Class 11 Biology Earthworms have a segmented, cylindrical body with a prostomium for burrowing and a clitellum for reproduction. Internally, they have a digestive system (mouth to anus), a closed circulatory system with arches, and a nervous system with cerebral ganglia and a ventral nerve cord. They breathe through moist skin and are hermaphrodites, contributing to soil fertility.
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