2. Sample Papers
  3. 6th Class
  4. Science

6th Class Science Sample Paper Science Olympiad Model Test Paper-13

  • question_answer
    Which one of the following is a reversible change?

    A) Melting of ice cubes        

    B) Ripening of fruits

    C) Burning of petrol

    D) Blooming of flowers

    E) None of these

    Correct Answer: A

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