Class 11 Biology Breathing and Exchange of Gases Exchange of gases

Medium

The partial pressure of oxygen in the alveolar air is

A
$45\; mm\; Hg$
B
$95\; mm\; Hg$
C
$104\; mm\; Hg$
D
$110\; mm\; Hg$

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Class 11 Questions

Class 11

Biology Questions

Chapter

Breathing and Exchange of Gases

Subtopic

Exchange of gases

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