Q5 of 367 Page 72

Where does blood absorb oxygen?

The exchange of various materials like carbon dioxide, oxygen, etc., between the blood and the body cells takes place through capillaries.


More from this chapter

All 367 →
3

Which organ acts as a pump in the circulatory system?

 4

Veins and arteries carry blood. Which of these carry blood :

(a) away from the heart?


(b) back to the heart?

 6

What stops blood from flowing backwards through the heart?

 7

Name (i) largest artery, and (ii) largest vein, in our body.