4th Class Science Sample Paper Science Olympiad Model Test Paper-6

  • question_answer
    Which of the following pair is correctly matched?

    A) Burning of crackers - Chemical change

    B) Solicfification of hair oil in winters - Chemical change

    C) Rusting of Iron Gate - Physical change

    D) Both [a] and [c]

    E) All of these

    Correct Answer: A


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