Single Answer MCQ
Q-00019540
Why do humans need to inhale oxygen continuously?
1
To feed the cells
2
To produce carbon dioxide
3
To sustain aerobic respiration
4
For detoxification
Answer and Solution
Answer
C. To sustain aerobic respiration
Solution:
Humans need to inhale oxygen continuously to sustain aerobic respiration, which is crucial for producing ATP (the energy currency of cells). Hence, the answer is to sustain aerobic respiration.
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