Nitrogen, nitrogen,
Where have you been?
“Traveling in circles
That make my head spin.”

Nitrogen, nitrogen,
Where do you go?
“Air to soil, soil to air,
Back and forth, to and fro.”

“Fixed in plants, free in air,
I never can stop.
Cause my nitrogen cycle
Is what grows all your crops.”

Based on Pussy cat, Pussy cat, Where have you been?
Learn more about Nitrogen