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Which process involves carbon moving directly from the biosphere into the geosphere? (1 point)
• the photosynthesis of a plant
the decomposition of plants on the forest floor
• the weathering of rocks by a river
• the eruption of a volcano

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Answered by GPT-5 mini AI
the decomposition of plants on the forest floor

When plants die their organic carbon can become incorporated into soil and sediments (part of the geosphere), and over long time can be buried and form fossil carbon stores.