The Carbon Cycle

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Across
  1. 2. Processes or areas where more carbon is released into the atmosphere than absorbed.
  2. 4. Largest carbon source
  3. 5. What is the carbon decay in dead organisms used for?
  4. 7. What gas does ruminants, such as cows or sheep release?
  5. 8. The biggest carbon sink.
  6. 10. Element that is essential to life.
  7. 11. Process where oxygen and glucose is transformed in carbon dioxide and water.
  8. 12. Long term storage of carbon
Down
  1. 1. The movement of carbon between Earth's spheres.
  2. 3. A substance which has carbon as a component on most of its molecules.
  3. 6. Process on which CO2 is taken from the atmosphere and converted in glucose.
  4. 9. Areas that store carbon