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Human Body & Health

Grade 2 · Building confidence · 8 questions · Version PG-16DVKIR-LKYD

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

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 16
  1. Which cells carry oxygen?Red blood cells
  2. What do muscles do?They contract to move body parts
  3. Why do people need sleep?To help the body and brain recover
  4. What protects the brain?The skull
  5. Name one job of the skeleton.Support and protect the body
  6. Where does digestion begin?In the mouth
  7. Which sense organ detects light?The eyes
  8. Which system sends messages through nerves?The nervous system

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.