Question

Some processes cycle carbon into the atmosphere, some processes remove carbon from the atmosphere and some cycle carbon both into and out of the atmosphere. Drag and drop the following processes into the correct category of cycling carbon into or out of the atmosphere. Some choices may be used more than once or not at all. (2 points)
Put responses in the correct input to answer the question. Select a response, navigate to the desired input and insert the response. Responses can be selected and inserted using the space bar, enter key, left mouse button or touchpad. Responses can also be moved by dragging with a mouse.
Cycle carbon into the atmosphere Cycle carbon out of the atmosphere
Select to move response to a response input area.limestone formationSelect to move response to a response input area.respirationSelect to move response to a response input area.burning fossil fuelsSelect to move response to a response input area.photosynthesisSelect to move response to a response input

Answer 1

Cycle carbon into the atmosphere:
- Respiration
- Burning fossil fuels

Cycle carbon out of the atmosphere:
- Photosynthesis
- Limestone formation