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Sixth Grade (Grade 6) Respiration, Digestion, and Excretion Questions

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Grade 6 Respiration, Digestion, and Excretion
What organ is not a part of the digestive system?
  1. lung
  2. stomach
  3. small intestine
  4. large intestine
Grade 6 Respiration, Digestion, and Excretion
What system is responsible for breaking down food into energy?
  1. excretory system
  2. digestive system
  3. skeletal system
  4. circulatory system
Grade 6 Respiration, Digestion, and Excretion
In what organ of the digestive system do nutrients separate from waste?
  1. stomach
  2. liver
  3. large intestine
  4. small intestine
Grade 6 Respiration, Digestion, and Excretion
Grade 6 Respiration, Digestion, and Excretion
The job of the excretory system is to
  1. help the body get rid of waste.
  2. help oxygen get to all parts of the body.
  3. help the body circulate blood.
  4. help the body use food for energy.
Grade 6 Respiration, Digestion, and Excretion
Grade 6 Respiration, Digestion, and Excretion
Which function do the digestive, respiratory, and circulatory systems carry out by working together?
  1. providing the body with energy
  2. supplying the cells with oxygen
  3. supporting the body structure
  4. protecting the inner organs
Grade 6 Respiration, Digestion, and Excretion
The stomach is categorized as a(n)
  1. system.
  2. organism.
  3. tissue.
  4. organ.
Grade 6 Respiration, Digestion, and Excretion
Grade 6 Respiration, Digestion, and Excretion
Grade 6 Respiration, Digestion, and Excretion
When you exhale, you release
  1. oxygen.
  2. carbon dioxide.
  3. hydrogen.
  4. carbon monoxide.
Grade 6 Respiration, Digestion, and Excretion
The liver
  1. makes bile.
  2. cleans your blood.
  3. makes and stores fuel for energy.
  4. all of the above
Grade 6 Respiration, Digestion, and Excretion
Grade 6 Respiration, Digestion, and Excretion
Grade 6 Respiration, Digestion, and Excretion
Grade 6 Respiration, Digestion, and Excretion
Which of these is a function of the lungs?
  1. take oxygen from the air and put it in the bloodstream; take carbon dioxide in the blood and send it out of the body
  2. breathe on its own
  3. give your body support
  4. work in pairs to pull your bones
Grade 6 Respiration, Digestion, and Excretion
What waste do you breathe out?
  1. oxygen
  2. diaphragm
  3. carbon dioxide
Grade 6 Respiration, Digestion, and Excretion
Grade 6 Respiration, Digestion, and Excretion
Which body system includes the kidneys and bladder?
  1. skeletal
  2. urinary
  3. muscular
  4. endocrine
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