Chapter 5

NCERT
Class 10
Science
Solutions
3. How is oxygen and carbon dioxide transported in humans?

Question:

How is oxygen and carbon dioxide transported in humans?

Answer:

(i) Transport of oxygen: Hemoglobin is found in red blood cells that carry oxygen from the air in the lungs to the tissues where there is a lack of oxygen.

(ii) Transport of carbon dioxide: Carbon dioxide is more soluble in water, so it is transported in a soluble state in our blood, it goes out through the nostrils.

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