Biology 0610 · IGCSE · Anaerobic respiration

Anaerobic respiration — practice question

Yeast is an organism used in the production of biofuels. Which statement explains why yeast is used to produce biofuels?

  • AYeast respires aerobically to produce carbon dioxide.
  • BYeast respires aerobically to produce carbon dioxide and ethanol.
  • CYeast respires anaerobically to produce carbon dioxide.
  • DYeast respires anaerobically to produce carbon dioxide and ethanol.

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