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People facts & stats

7 fact-checked facts about people and the human body, each with the reason behind it. 5 more are in today's round and join this page after it closes.

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The basics

Which continent is home to the most people?

AnswerAsia

Asia holds roughly six in ten of the world's people.

How many bones are in a typical adult human skeleton?

Answer206

Babies are born with around 300 bones that fuse over time, leaving about 206 in adults.

Going deeper

How many chromosomes do most human body cells contain?

Answer46

Human body cells normally carry 23 pairs of chromosomes, 46 in total.

How many teeth are in a full adult set, including wisdom teeth?

Answer32

A full adult set has 32 permanent teeth, including four wisdom teeth.

Which bone in the middle ear is the smallest in the human body?

AnswerStapes

The stirrup-shaped stapes is only about 3 mm long.

Expert level

In which year did the world's population reach 8 billion, according to the United Nations?

Answer2022

The UN marked 15 November 2022 as the day world population reached 8 billion.

How many primary (baby) teeth does a child usually have?

Answer20

Children normally have 20 primary teeth, which are replaced by permanent teeth.

Know these cold?Today's round is five questions like these, 20 seconds each. Your streak and level follow you to every arena.Play today's round