Which of the following locations is the main reservoir for nitrogen in Earth's nitrogen cycle?
A)atmosphere
B)solid rock
C)plant fossils
D)plant biomass
E)soil bacteria

Question

Quizplus · Accepted Answer

The atmosphere is the main reservoir for nitrogen, as approximately 78% of the atmosphere is made up of nitrogen gas (N2). This nitrogen gas is converted into different forms through various processes, such as nitrogen fixation by certain bacteria and lightning, and is then utilized by living organisms before being returned to the atmosphere through denitrification and other processes.

Which of the Following Locations Is the Main Reservoir for Nitrogen