Grade 1 · Science · Building Confidence
Free Human Body & Health worksheet - version 18
Grade 1 human body & health practice with original questions, explanations, and difficulty-matched printable versions. This printable version includes 8 grade-appropriate questions and a separate answer sheet.
Human Body & Health
Grade 1 · Building confidence · 8 questions · Version PG-DM3TU6-3121
1.What helps you breathe?
2.What do muscles do?
3.Which cells carry oxygen?
4.Which system sends messages through nerves?
5.Where does digestion begin?
6.Name one job of the skeleton.
7.Why do people need sleep?
8.What protects the brain?
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 18
- What helps you breathe?The lungs
- What do muscles do?They contract to move body parts
- Which cells carry oxygen?Red blood cells
- Which system sends messages through nerves?The nervous system
- Where does digestion begin?In the mouth
- Name one job of the skeleton.Support and protect the body
- Why do people need sleep?To help the body and brain recover
- What protects the brain?The skull
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.