NEET UG BIOLOGY MCQ: BODY FLUIDS AND CIRCULATION

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Elevation in

{pH}

of blood will

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Correct option: B

Increase the affinity of haemoglobin with oxygen

Option B (Increase the affinity of haemoglobin with oxygen) is correct because an increase in pH (more alkaline conditions) increases the affinity of hemoglobin for oxygen, according to the Bohr effect.

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In ABO blood grouping, person with blood group

{O^ - }

can accept blood from On a beautiful sunny day, a man went for jogging and climbed few stairs in the park. His heart starts beating 95 times per minute. In left ventricle, the volume of blood at the end of ventricular systole is

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whereas the volume of blood at the end of ventricular diastole was

140 \,\mathrm{~mL}

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