Given below are four statements (1 to 4) regarding human bl…

Biology Body Fluids and Circulation Previous Year Questions Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 11, 2026

Given below are four statements (1 to 4) regarding human blood circulatory system.

Arteries are thick walled and have narrow lumen as compared to veins. & &

Angina is acute chest pain when the blood circulation to the brain is reduced. &

Persons with blood group AB can donate blood to any person with any blood group ABO system. &

Calcium ions play a very important role in blood clotting. Which of the above two statements are correct?

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