Arrange the following principal gases of the atmosphere in descending order of their volumetric proportions 1. Argon 2. Carbon-dioxide 3. Nitrogen 4. Oxygen Select the correct answer using the code given below

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Q: 31 (SCRA/2009)
Arrange the following principal gases of the atmosphere in descending order of their volumetric proportions
1. Argon
2. Carbon-dioxide
3. Nitrogen
4. Oxygen
Select the correct answer using the code given below

question_subject: 

Geography

question_exam: 

SCRA

stats: 

0,13,16,1,5,13,10

keywords: 

{'principal gases': [0, 0, 1, 0], 'atmosphere': [1, 1, 4, 7], 'volumetric proportions': [0, 0, 1, 0], 'nitrogen': [1, 1, 0, 2], 'oxygen': [3, 0, 1, 0], 'argon': [2, 0, 3, 6], 'carbon': [1, 0, 4, 5], 'order': [6, 12, 34, 35]}