Human Body Quiz #3 – More Deeper Knowledge - Fact Republic

Part 3: Body Trivia Gets Trickier!

Last 3 plays: Guest (9/10), Guest (7/10), Guest (6/10).

Quiz #
89

Updated
June 30, 2025

Qns
10

Avg Score
7.64

Plays
80

Question 1 of 10

What part of the human body has no blood supply and gets its oxygen directly from the air?

Question 2 of 10

Which organ can regenerate itself even after 75% of it is removed?

Question 3 of 10

Where in the human body are the alveoli located?

Question 4 of 10

What is the hardest substance in the human body?

Question 5 of 10

What blood type is known as the universal donor?

Question 6 of 10

Which taste sensation is associated with amino acids and is often called “savory”?

Question 7 of 10

What protein in red blood cells carries oxygen?

Question 8 of 10

How many phalanges (finger bones) are in one human hand?

Question 9 of 10

What is the name of the biological clock regulating sleep and wake cycles?

Question 10 of 10

What is the flap called that prevents food from entering the windpipe?

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