11th Class Biology Sample Paper Biology Sample Paper-3

  • question_answer
    The given graph shows various pulmonary air volumes and capacities. What is depicted by X and Y in the graph?

    A)  Functional residual capacity and vital capacity

    B)  Total lung capacity and inspiratory capacity

    C)  Vital capacity and total lung capacity

    D)  Inspiratory capacity and functional residual capacity

    Correct Answer: C

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