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7th Class Science Sample Paper Science Olympiad Model Test Paper-15

  • question_answer
    Look at the following figure and choose the correct option.

    A) X filters the blood to remove urea and Z stores filtered blood temporarily

    B) X filters the blood to remove urea and Y carries filtered blood to the heart

    C) Both, X and Z produces urine and Y carries the urine out of the body

    D) Y carries the urine formed in the X to the Z

    E) None of these

    Correct Answer: D

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