Chemistry 0620 · IGCSE · Exothermic and endothermic reactions

Exothermic and endothermic reactions — practice question

Photosynthesis and respiration are key natural processes. Which statement is true?

  • ACarbon dioxide is formed by the reaction of glucose with water during photosynthesis.
  • BCarbon dioxide is removed from the air by respiration.
  • CGlucose reacts with water to form oxygen during respiration.
  • DPhotosynthesis produces glucose and oxygen.

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