6th Class Science Air Around us Question Bank Air around us

  • question_answer
    Which of the choices can best fill in the boxes I and II given below?

    A)  l-carbon dioxide, II-oxygen

    B)         l-oxygen, II-respiration

    C)         l-respiration, II-carbon dioxide

    D)         l-respiration, II-oxygen

    Correct Answer: C

    Solution :

    During photosynthesis in plants, oxygen is released which is taken in by human beings and animals for respiration. They in turn release carbon dioxide needed for photosynthesis by plants.


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