Question

Q09. How much carbon is
present on earth and carbon
dioxide in atmosphere?
a) 0.02% and 0.03%
b) 0.03% and 0.0298
O O O O
c) 0.003% and 0.012%
O d) None of these​

Answer 1

Explanation:

The concentration of carbon dioxide in Earth's atmosphere is currently at nearly 412 parts per million (ppm) and rising. This represents a 47 percent increase since the beginning of the Industrial Age, when the concentration was near 280 ppm, and an 11 percent increase since 2000, when it was near 370 ppm.

Answer 2

Answer:

0.02%and0.03%

Explanation:

though carbon dioxide constitute of only 0.03%of the air it is the vital importance carbon dioxide is important green house gas which traps and absorbed terrestrial radiation and radiates it back to the earth