Question

79. Inner/alveolar surface area of human lungs
is
(A) 1 m2
(B) 10 m2
(C) 100 m
(D) 1000 m2
(C.P.M.T. 1996, D.P.M.T. 1999, P. P.M.T. 2000,
Kerala 2000)​

Answer 1

Answer:

actually none of the above

Explanation:

because it can't be 1 m2 or more than that

Answer 2

Explanation:

1 m2

Ootion 1 is right

Thank

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