Question

Give reason:
(a) Mountaineers carry their own oxygen cylinders with them when climb high altitudes.
(b) Railway tracks are laid on large sized iron sleepers.
(c) It is easy to carry bags having wide straps than that of narrow straps.​

Answer 1

Explanation:

a) It is because when they climb mountains as altitude increases ,the amount of oxygen level in the atmospheric aor decreases as trees are not found at higher altitude .As a result mountaineers suffer from dizziness....

Answer 2

Explanation:

here is your answer

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