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Science
Breathing and respiration

Starter quiz

  • Which of the following organs is involved in breathing in the human body?
    • Heart
    • Stomach
    • Liver
    • Lungs  ✓
  • Match the item to its description.
    • Organ
      ⇔
      A group of tissues working together. ✓
    • Organ system
      ⇔
      A group of organs working together. ✓
    • Tissue
      ⇔
      A group of similar cells working together. ✓
    • Cells
      ⇔
      The building blocks of living organisms. ✓
  • Put these in order of complexity, starting with the simplest.
    • 1
      ⇔
      Molecules
    • 2
      ⇔
      Cells
    • 3
      ⇔
      Tissues
    • 4
      ⇔
      Organs
    • 5
      ⇔
      Organ system
  • In which living process is oxygen used to release energy?
    • Respiration  ✓
    • Nutrition
    • Excretion
    • Movement
    • Growth
  • ______ provide support for the human body and hold the body upright.
    • 'bones' ✓
  • Skeletal ______ in the human body contracts and relaxes to move the skeleton.
    • 'muscle' ✓
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