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Question
Mark the following statement as True or False. Correct the false statement.
Exhaled air has more percentage of CO2 than inhaled air
Options
True
False
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Solution
This statement is True.
Explanation:
Exhaled air contains a higher percentage of carbon dioxide (CO2) than inhaled air because during respiration, the body uses oxygen (O2) and produces carbon dioxide as a waste product. Inhaled air contains about 0.04% CO2, while exhaled air contains about 4-5% CO2.
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