मछलियों में श्वसन क्रिया क – McqOptions

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

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