which is the excretory structure present in earth worm?
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Nephridia are excretory organs which are present in pairs in an earthworm.
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Earthworms (annelids) have slightly more evolved excretory structures called nephridia, A pair of nephridia is present on each segment of the earthworm. They are similar to flame cells in that they have a tubule with cilia. Excretion occurs through a pore called the nephridiopore.
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