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In Biology / College | 2025-07-05

In considering the pools of the biogeochemical carbon cycle, which has the most carbon in it?
A. ocean
B. soil
C. plants
D. atmosphere

Asked by ivonnemaleman

Answer (2)

The ocean has the most carbon in the biogeochemical carbon cycle, containing around 38,000 gigatons of carbon. In comparison, soil, plants, and the atmosphere hold significantly less carbon. Understanding these pools helps highlight the ocean's crucial role in regulating carbon levels on Earth. ;

Answered by GinnyAnswer | 2025-07-05

The ocean is the largest carbon reservoir in the biogeochemical carbon cycle, containing about 38,000 gigatons of carbon. In comparison, soil holds around 2,500 gigatons, while plants and the atmosphere contain significantly less. Thus, the correct answer is option A: ocean.
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Answered by Anonymous | 2025-07-06

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