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  3. 7th Class
  4. Science

7th Class Science Sample Paper Science Olympiad Model Test Paper-4

  • question_answer
    When glucose is oxidized in absence of oxygen which one of the following may be the end product?

    A) Lactic acid

    B) Ethanol

    C) Carbon dioxide

    D) All of these

    E) None of these

    Correct Answer: D

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