Biology 0610 · IGCSE · Photosynthesis

Photosynthesis — practice question

The diagram illustrates an experiment used to investigate photosynthesis. At the end of the experiment, which gas is present in the greatest amount at the top of the tube?

  • Acarbon dioxide
  • Bmethane
  • Csulfur dioxide
  • Doxygen

Worked solution & mark scheme

This 1-mark question has a full step-by-step worked solution and mark scheme.

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI