Enteronephric nephridia of Earthworm are:

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(A) The nephridia in Earthworm are classified based on their location and the site of waste discharge.$1$. Pharyngeal nephridia and septal nephridia a

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Pharyngeal and septal

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(A) The nephridia in Earthworm are classified based on their location and the site of waste discharge.$1$. Pharyngeal nephridia and septal nephridia are classified as enteronephric because they discharge their nitrogenous waste products directly into the lumen of the alimentary canal.$2$. Integumentary nephridia are classified as exonephric because they discharge waste products directly to the exterior of the body.Therefore,the correct answer is $A$.

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