Sunday, June 25, 2017

4.10: Describe the Stages in the Carbon Cycle, including Respiration, Photosynthesis, Decomposition and Combustion

CARBON CYCLE: Process that shows how Carbon is recycled between living organisms and the environment


THE CARBON CYCLE



Diagram showing the Carbon Cycle

EXPLANATION:

  1. RESPIRATION
  • All living organisms exhale Carbon Dioxide into the atmosphere as a product of respiration to release energy for movement

  1. PHOTOSYNTHESIS
  • Plants (producers) fix and remove Carbon Dioxide from the atmosphere via Photosynthesis to synthesize Carbon compounds for growth

  1. DECOMPOSITION
  • Dead organisms and faeces from egestion are broken down by Decomposers to remove and return Carbon Dioxide gas to the atmosphere

  1. COMBUSTION
  • If decomposition does not occur, incomplete decomposition over a long period of time may lead to fossilization of an organism to form fossil fuels, which when combusted, will return Carbon Dioxide back into the atmosphere

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