Which of the following parts of the carbon cycles shows the most active movement of carbon between spheres?

Question

Quizplus · Accepted Answer

The carbon cycle involves movement of carbon between the atmosphere, biosphere, geosphere, and hydrosphere. However, the most active movement of carbon is between the atmosphere and biosphere, as carbon dioxide is taken up by photosynthetic organisms in the biosphere and released back into the atmosphere through cellular respiration and decomposition. This constant exchange of carbon between the atmosphere and biosphere plays a major role in regulating atmospheric carbon dioxide levels, which have a significant impact on global climate.

Which of the Following Parts of the Carbon Cycles Shows