MCQ
Mountaineers carry oxygen ________ with them, while climbing mountains.
- ABag
- BMask
- CFiler
- ✓Cylinder
✓
Answer
Correct option: D.
Cylinder
As we climb higher altitude the air pressure and oxygen content in the air reduces.
To avoid suffocation at higher altitude mountaineers carry oxygen cylinder with them.
To avoid suffocation at higher altitude mountaineers carry oxygen cylinder with them.
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