Biology 0610 · IGCSE · Aerobic respiration

Aerobic respiration — practice question

A student examined how quickly oxygen is taken up while woodlice carry out aerobic respiration. Woodlice are arthropods.
(a)[2]

State the word equation that describes aerobic respiration.

(b(i))[3]

Explain why, during the investigation, the coloured liquid travels towards the woodlice.

(b(ii))[2]

Suggest why it is important that the temperature of the apparatus did not go above 40^{\circ}C.

(b(iii))[2]

State two uses for energy in the human body.

Worked solution & mark scheme

This 9-mark question has a full step-by-step worked solution and mark scheme. One marking point: The word equation is glucose and oxygen → carbon dioxide and water.

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