R15.18

Resource Description

  • Energy is required to sustain life & drives interactions in ecosystems
  • Carbon dioxide, chlorophyl & sunlight forms glucose & oxygen
  • Plants turn glucose into starch & other things
  • Glucose is a sugar & plants turn it into starch, cellulose & other chemical compounds
  • Energy is released by food in chemical reactions in our body
  • Oxygen is required for respiration & is removed from the lungs as you breathe
  • Different ways of breathing
  • Breathing during exercise
  • Carbon dioxide in exhaled air from lungs
  • Test for carbon dioxide.

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