In Pheretima,nephridia occur in: | vedclass

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Question

(A) In $Pheretima$,nephridia are segmentally arranged excretory organs.They are classified based on their location as septal,integumentary,and pharyng

Vedclass · Accepted Answer

All segments except $1-3$ and the last segment

Vedclass · Answer

(A) In $Pheretima$,nephridia are segmentally arranged excretory organs.They are classified based on their location as septal,integumentary,and pharyngeal nephridia.Nephridia are absent in the first three segments $(1, 2, 3)$ and the last segment.While most nephridia are of the micronephridia type,the septal nephridia are often considered meganephridia due to their larger size compared to others.

In $Pheretima$,nephridia occur in:

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