मछलियों में श्वसन क्रिया क – McqOptions

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1.	मछलियों में श्वसन क्रिया किसके द्वारा होती है?
A.	नासा छिद्र
B.	फेफड़ा
C.	शल्क
D.	गिेल्स
Answer» E.

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