Flame cells and nephridia are found in text{ | vedclass

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(A) In the animal kingdom, different phyla have evolved specialized structures for excretion. $1$. $ 	ext{Flame cells} $ (protonephridia) are the spe

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Platyhelminthes and Annelida

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(A) In the animal kingdom, different phyla have evolved specialized structures for excretion. $1$. $ 	ext{Flame cells} $ (protonephridia) are the specialized excretory structures found in $ 	ext{Platyhelminthes} $ (flatworms) which help in osmoregulation and excretion. $2$. $ 	ext{Nephridia} $ are the tubular excretory structures found in $ 	ext{Annelida} $ (segmented worms) which help in removing nitrogenous wastes and maintaining fluid balance. Therefore, the correct sequence is $ 	ext{Platyhelminthes} $ and $ 	ext{Annelida} $.

Column-$I$	Column-$II$
$(a)$ Two-chambered	$(i)$ Peacock
$(b)$ Three-chambered	$(ii)$ Labeo
$(c)$ Incomplete four-chambered	$(iii)$ Ichthyophis
$(d)$ Four-chambered	$(iv)$ Lizard

Flame cells and nephridia are found in $ \text{Platyhelminthes} $ and $ \text{Annelida} $ respectively.

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Column-$I$ Column-$II$

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