Multiple choice How many mosquitoes would it take to suck someone dry 1,000,000+ 836,000-900,000 300,000 500,000 Reveal answer Fill a bubble to check yourself A Correct answer Explanation Scientific estimates suggest that it would take over 1 million mosquitoes to drain the blood of an average adult human. This assumes each mosquito takes a small amount of blood and the total volume of human blood is around 5 liters.