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Human Body & Health

Grade 5 · On-level practice · 8 questions · Version PG-H2ZZVJ-1Y2A

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1.What do kidneys remove from blood?
2.How do vaccines help?
3.How do lungs and circulation interact?
4.What is the immune system's job?
5.What carries oxygen from lungs to cells?
6.Which system sends messages through nerves?
7.What maintains stable internal conditions?
8.Which cells carry oxygen?

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 4
  1. What do kidneys remove from blood?Wastes and extra water
  2. How do vaccines help?They prepare immunity to recognize a pathogen
  3. How do lungs and circulation interact?Lungs add oxygen to blood, which carries it to cells
  4. What is the immune system's job?Defend against harmful pathogens
  5. What carries oxygen from lungs to cells?The circulatory system
  6. Which system sends messages through nerves?The nervous system
  7. What maintains stable internal conditions?Homeostasis
  8. Which cells carry oxygen?Red blood cells

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.