Question 9 — Explain with suitable diagram the - Questions at the end of the chapter - Chapter 13 - Earth as a System: Energy, Matter, and Life (Exploration)

Last updated at July 3, 2026 by

Question 9
Explain with suitable diagram the path that carbon takes to go back to the atmosphere. You may start from plants using CO₂ from the atmosphere.
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  • Plants take in CO₂ by photosynthesis; through respiration in plants and animals CO₂ is returned to the air.
  • When organisms die, decomposition releases CO₂; and burning fossil fuels formed from ancient organisms releases CO₂ back to the atmosphere — completing the path.
Carbon's Path Back Plants take in carbon dioxide Respiration and decay release it Burning fuels returns it to the air
Back to: 13.3.2 Carbon cycle
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