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What Are Nephridia?

Primary funct...

Question

Primary function of enteronephric nephridia of Pheretima

A

Osmoregulation

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B

Excretion of nitrogenous waste

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C

Respiration

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D

Locomotion

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Solution

The correct option is B Excretion of nitrogenous waste
Primary function of enteronephric nephridia of pheretima is excretion of nitrogenous waste. Nephridia is an excretory organ which is analogous to kidney of vertebrate. Nephridia are porous,long,thin and coiled tube.

Hence, the correct option is 'Excretion of nitrogenous waste'.

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