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Question

The percentages of oxygen and carbon dioxide in exhaled air are

उच्छ्वसित वायु में ऑक्सीजन और कार्बन डाइऑक्साइड का प्रतिशत होता है

Oxygen (%)
ऑक्सीजन (%)
Carbon dioxide (%)
कार्बन डाइऑक्साइड (%)
(1) 0.4 16.4
(2) 16.4 4.4
(3) 21 4.4
(4) 21 0.04

A
(1)
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B
(2)
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C
(2)
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D
(2)
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Solution

The correct option is B (2)
Solution

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