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Standard VII
Biology
Question

Assertion :Blood pressure is arterial blood pressure. Reason: It is measured by sphygmomanometer.
  1. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion.
  2. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion.
  3. Assertion is correct but Reason is incorrect.
  4. Both Assertion and Reason are incorrect.

A
Both Assertion and Reason are correct and Reason is the correct explanation for Assertion.
B
Both Assertion and Reason are incorrect.
C
Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion.
D
Assertion is correct but Reason is incorrect.
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Solution
Verified by Toppr

Blood pressure refers to the lateral pressure exerted on the wall of the artery during blood flow. Blood pressure is measured with the help of an instrument called sphygmomanometer. Normal adult human blood pressure is 120 mm systolic pressure and 80 mm diastolic pressure.
So, the correct answer is option B.

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