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Human Body & Health

Grade 5 · On-level practice · 8 questions · Version PG-I6YENF-1Y2A

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

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

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.