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

  • question_answer
    DIRECTIONS: The questions in this segment consists of two statements, one labelled as "Assertion A" and the other labelled as "Reason R". You are to examine these two statements carefully and decide if the Assertion A and Reason R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below. Assertion (A): Burning of a candle is a physical change. Reason (R): The products formed by burning a candle cannot be easily converted back to original candle.

    A) Both A and R are true and R is the correct explanation of A.

    B) Both A and R are true but R is not the correct explanation of A.

    C) A is true but R is false.

    D) A is false but R is true.

    Correct Answer: D

    Solution :

    Assertion A is wrong and Reason R is correct.


You need to login to perform this action.
You will be redirected in 3 sec spinner