Human Body Parts — Quiz
Grade 1 · Science · Quiz
Show what you know about the amazing human body!
Questions
How many bones does an adult human body have?
- 50
- 100
- 206
- 500
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Answer: 206
Adults have 206 bones. Babies are born with around 300, but many fuse together during childhood.
Your brain controls the rest of your body.
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Answer: True
The brain is the body's command center — it processes information and sends signals to control every other system.
The organ that pumps blood through your body is your ___.
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Answer: heart
The heart is a strong, tireless muscle that beats roughly 100,000 times a day to keep blood moving.
What do your lungs do?
- Pump blood
- Help you digest food
- Bring oxygen into your body
- Control your thinking
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Answer: Bring oxygen into your body
Lungs are spongy organs that fill with air when you inhale, extracting life-giving oxygen for the bloodstream.
Muscles help you stay still but cannot help you move.
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Answer: False
Muscles power ALL movement — walking, talking, blinking, and even the beating of your heart!
Which part of the body protects your brain?
- Ribcage
- Spine
- Skull
- Hip bone
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Answer: Skull
The skull is the hard bony case surrounding and protecting the brain from injury.
You use your senses to learn about the world around you.
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Answer: True
Your five senses — sight, hearing, smell, taste, touch — constantly send information to your brain about the world.
All the bones in your body together make up your ___.
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Answer: skeleton
The skeleton is the framework of 206 bones that gives the body its shape and protects vital organs.
Which sense helps you hear music?
- Sight
- Touch
- Smell
- Hearing
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Answer: Hearing
The ears collect sound waves and send signals to the brain, which interprets them as the sounds we hear.
Your heart stops beating when you sleep.
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Answer: False
Your heart never stops beating — not even for a second during sleep. It works 24 hours a day, 7 days a week!
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