During breathing, we breathe in air which contains ______.
Understand the Problem
The question is asking to identify a component of the air that we inhale during the breathing process. The high-level approach involves recalling the primary gases present in the atmosphere.
Answer
Oxygen
The final answer is oxygen.
Answer for screen readers
The final answer is oxygen.
More Information
During breathing, we inhale air which contains approximately 21% oxygen. This oxygen is crucial for cellular respiration in our bodies.
Sources
- How Your Lungs Work - Lung Foundation Australia - lungfoundation.com.au
- Composition of Air - BYJUS - byjus.com
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