RRB Paramedical Staff Nurse Model Paper 10

© examsiri.com

Question : 93 of 100

Marks: +1, -0

What percent of

CO_2

by volume constitutes the atmosphere?

1%
0.04%
0.1%
2%

Solution:

By volume,

CO_2

is about 400 parts per million (ppm) of the atmosphere, or about 0.04 percent.

© examsiri.com

Go to Question:

Prev Question

Next Question