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Human Body & Health

Kindergarten · On-level practice · 8 questions · Version PG-1B7IXJP-RUPR

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1.Why do people need sleep?
2.Which system sends messages through nerves?
3.Name one job of the skeleton.
4.Which sense organ detects light?
5.What protects the brain?
6.Where does digestion begin?
7.What helps you breathe?
8.What do muscles do?

Answers and teaching notes

Use the answers to check the work after the learner finishes. For writing prompts, the guide describes what a strong response should include.

Show answers for version 12
  1. Why do people need sleep?To help the body and brain recover
  2. Which system sends messages through nerves?The nervous system
  3. Name one job of the skeleton.Support and protect the body
  4. Which sense organ detects light?The eyes
  5. What protects the brain?The skull
  6. Where does digestion begin?In the mouth
  7. What helps you breathe?The lungs
  8. What do muscles do?They contract to move body parts

Worked example

Connect a structure to its function and explain how body systems work together.

Common mistake

Naming an organ without explaining its system role.

Helpful hint

Trace what enters, changes, and leaves the system.