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The Human Body: Systems & Organs

SheelonBiologyScienceEnglishGrades 6-8Published May 25, 2026

Explore the amazing machine you live in. Test your knowledge of the heart, lungs, brain, and the body systems that keep you alive. Great for middle school.

8

questions

~4 min

to play

3

question types

Free

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Questions in this quiz

Play the first 3 free. The rest stay locked until you sign up.

  1. Question 1 of 3

    Which organ pumps blood around the body?Tap an answer

    Multiple Choice · 20s

  2. Question 2 · unlocks after question 1
  3. Question 3 · unlocks after question 2
  1. The brain is part of the nervous system.True / False · 20s
  2. Adult humans have 106 bones in their body.True / False · 20s
  3. Which body system breaks down food into nutrients?Multiple Choice · 20s
  4. How many bones are in the adult human body? (write the number)Type Answer · 30s
  5. What carries oxygen in your blood?Multiple Choice · 20s

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