Class 10 Chemistry MCQs - Chapter 10

The Atmosphere Quiz Questions and Answers PDF - 3

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The Quiz: Mass of atmosphere contained in the troposphere is about; "The Atmosphere" App Download iOS & Android (Free) with answers 75-80%, 10-20%, 90-100% and 50-60% to study online classes courses. Study troposphere quiz questions, download Amazon eBook (Free Sample) for school certificate.

The Atmosphere Questions & Answers PDF Download: MCQ Quiz 3

MCQ 11: The mass of atmosphere contained in the troposphere is about

10-20%
75-80%
90-100%
50-60%

MCQ 12: The maximum amount of ozone (O₃) is present in

troposphere
stratosphere
mesosphere
thermosphere

MCQ 13: The amount of Nitrogen (N₂) present in dry air is

0.2
0.78
0.48
0.68

MCQ 14: Percentage of carbon dioxide in the air is

0.78
0.21
0.0093
0.0004

MCQ 15: Percentage of helium in the air is

0.000624
0.000524
0.000724
0.000824

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