Biologymedium · Past Paper
How many liters of blood does an average adult human body contain?
A2-3 liters
B4.5-5.5 liters
C7-8 liters
D9-10 liters
✓ Correct Answer: B — 4.5-5.5 liters
An average adult has about 5 liters of blood, though this depends on body size and gender.
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