In which of the following are the nephridial | vedclass

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(A) In earthworms,nephridia are classified based on their location into three types: septal,integumentary,and pharyngeal nephridia.Septal nephridia ar

Vedclass · Accepted Answer

Septal nephridia

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(A) In earthworms,nephridia are classified based on their location into three types: septal,integumentary,and pharyngeal nephridia.Septal nephridia are present on both sides of the intersegmental septa of segment $15$ to the last segment.These septal nephridia possess a nephrostome (nephridial funnel),which helps in collecting coelomic fluid.Integumentary and pharyngeal nephridia lack nephrostomes.Therefore,the correct answer is $A$.

In which of the following are the nephridial funnels (nephrostomes) present?

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