2. Sample Papers
  3. 7th Class
  4. Science

7th Class Science Sample Paper Science Olympiad Model Test Paper-3

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

    A) Breaking of glass

    B) Dissolution of salt into water

    C) Melting of ice

    D) Spoilage of food

    E) None of these

    Correct Answer: D

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