Question : Assertion: When there is a fall in the blood pressure due to loss of blood volume, this is compensated by vasoconstiction of veins. Reason: Veins hold the extra amount of blood which can be shifted to the arteries as required.

Question : Assertion: When there is a fall in the blood pressure due t

1.	Question : Assertion: When there is a fall in the blood pressure due to loss of blood volume, this is compensated by vasoconstiction of veins. Reason: Veins hold the extra amount of blood which can be shifted to the arteries as required.
Answer» If both assertion and reason are TRUE and the reason is a correct EXPLANATION of the assertion. If both assertion and reason are true but reason is not a correct EXPLANANTION of the assertion. If the assertion is true but reason is FALSE. If both the assertion and reason are false. ANSWER :A