Teaching Bihar STET Paper 1 (माध्यमिक) Mock Test 2024 General Knowledge Geography (World Geography) Climatology
Which of the following sentences about the composition of the atmosphere is correct?
1. Nitrogen and CO2 are two gases that make up the bulk of the atmosphere.
2. Gases are the only constituent of the earth's atmosphere.
1
1 only
2
2 only
3
1 and 2 both
4
None of them