Question

Mountaineers carry oxygen in cylinders when they climb mountains that are more than 5000m high.

Answer 1

Answer:

YES IT IS TRUE

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Answer 2

Answer:

Mountaineers carry oxygen cylinders while going to high mountain peaks because altitude increases as they climb the mountain. The amount of oxygen decreases as the altitude increases. The reason for the decrease in the amount of oxygen gas is because trees are not found in high altitudes.