Q39
In addition nitrogen, oxygen and carbon dioxide the other principle gas present in atmosphere is
A.
Neon
B.
Ozone
AnswerC.
Xenon
D.
Argon
Answer: Option B
Solution
Answer: Option B
Solution:
Our atmosphere is a mixture of gases. Although its main constituents are nitrogen (78%) and oxygen (21%). It also contains gases like carbon dioxide, ozone, argon and traces of other neon, helium, methane, krypton, and hydrogen. Undoubtedly the role of ozone in our atmosphere is inimitable.