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  3. 5th Class
  4. Science

5th Class Science Sample Paper Science Olympiad Model Test Paper-6

  • question_answer
    Which of the following have no food value but is essential for normal functioning of our digestive system?

    A) Carbohydrates

    B) Proteins

    C) Vitamins

    D) Roughage

    E) None of these

    Correct Answer: D

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