Which of the following biogeochemical cycles is correctly paired with its largest reservoir?ResponsesThe hydrologic cycle and living thingsThe hydrologic cycle and living thingsThe nitrogen cycle and the atmosphereThe nitrogen cycle and the atmosphereThe phosphorus cycle and bacteriaThe phosphorus cycle and bacteriaThe carbon cycle and glaciers
Question
Which of the following biogeochemical cycles is correctly paired with its largest reservoir?ResponsesThe hydrologic cycle and living thingsThe hydrologic cycle and living thingsThe nitrogen cycle and the atmosphereThe nitrogen cycle and the atmosphereThe phosphorus cycle and bacteriaThe phosphorus cycle and bacteriaThe carbon cycle and glaciers
Solution
The nitrogen cycle and the atmosphere is correctly paired with its largest reservoir. Nitrogen gas (N2) makes up 78% of the Earth's atmosphere, which acts as the primary reservoir for nitrogen in the nitrogen cycle.
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