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Akshit Ayan from Deens Academy, Bengaluru
Subject :NSO    Class : Class 3

star_opt.jpeg Which of these are excretory organs?

b-1.eps

(A) (a) & (b)

(B) (b) & (c)

(C) (a) & (c)

(D) (a), (b) & (c)


please explain how (a) is excretory organ.

Ans 1:

Ansh Agarwal from BGS international public school, delhi
Class : Class 7
a..is exceretory because it exhale carbon di oxide.... answer is option A

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