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प्रश्न
Regarding the functions of our respiratory system, mark the wrong entry.
पर्याय
Humidifies the air
Warms up the air
Exchange of gases
Cleans up the air
MCQ
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उत्तर
Cleans up the air
Explanation:
Our respiratory system humidifies the air, warms up the air and exchanges gases. So, the correct answer is to clean up the air.
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