Biology 0610 · IGCSE · Gas exchange in humans

Gas exchange in humans — practice question

The diagrams compare the depth and rate of breathing of a person at 12.00 pm and at 1.00 pm. At 12.00 pm, the volume axis includes a scale of $0.5\,\text{dm}^3$. What change occurs in the person’s breathing between 12.00 pm and 1.00 pm?

    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