7th Class Science Transportation in Animals and Plants Question Bank Transportation in Animals and Plants

  • 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): The rhythmic beating of various chambers of the heart maintain circulation of blood. Reason (R): Pulse rate per minute indicates the rate of heartbeat.

    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: B

    Solution :

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


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