Biology 0610 · IGCSE · Gas exchange in humans

Gas exchange in humans — practice question

Which graph illustrates how the pressure inside the lungs varies while inhaling once?

    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