Upto a height of 50 km from Earth, the atmosphere is composed of Options: A . &nbsponly nitrogen and oxygen B . &nbspnitrogen, oxygen, argon, minor gases C . &nbspNone of these D . &nbsponly minor gases such as carbon dioxide, hydrogen, neon, helium, methane, etc.

Upto a height of 50 km from Earth, the atmosphere is composed of

Question

Upto a height of 50 km from Earth, the atmosphere is composed of

Options:

A . only nitrogen and oxygen

B . nitrogen, oxygen, argon, minor gases

C . None of these

D . only minor gases such as carbon dioxide, hydrogen, neon, helium, methane, etc.

Answer: Option B
Answer: (b)

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