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  5. Physical and Chemical Changes

7th Class Science Physical and Chemical Changes Question Bank Physical and Chemical Changes

  • question_answer
    DIRECTIONS: Read the following three statements and choose the correct answer. (i) Cooking of rice is a physical change. (ii) Pasteurization of milk is a chemical change (iii) Iron pipes coated with zinc do not get rusted easily

    A) Statement (i) and (iii) are incorrect but (ii) is correct

    B) Statement (i) and (ii) are incorrect but (iii) is correct

    C) All statements are correct

    D) All statements are incorrect

    Correct Answer: B

    Solution :

    Cooking of rice is a chemical change. Pasteurization of milk is a physical change.


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