Science, asked by anarulbhai74, 3 months ago

mountaineers carry oxygen cylinder with them because:
a. the air is very cold up the mountain
b. there is less amount of oxygen in the air at the top of mountain
c. they feel happy curring the the oxygen ccylinder
d. oxygen is required for burning

Answers

Answered by sakshat38

0

Answer:

option b is right ans as amount of oxygen is less

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