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

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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
What do pancreatic juice and bile help digest?
  1. protein
  2. starch
  3. fat
  4. all of the above
Grade 6 Respiration, Digestion, and Excretion
What part of the body keeps swallowed food from going into the lungs?
  1. stomach lining
  2. esophagus
  3. chyme
  4. epiglottis
Grade 6 Respiration, Digestion, and Excretion
Gas exchange between the lungs and circulatory system occurs at the
  1. larynx.
  2. nose.
  3. bronchi.
  4. alveoli.
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
Which part of the intestines removes water from chyme?
  1. small intestine
  2. stomach
  3. large intestine
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
In which order do humans digest food through their organs?
  1. mouth, stomach, large intestine, small intestine
  2. mouth, esophagus, small intestine, stomach
  3. mouth, esophagus, stomach, small intestine
  4. mouth, stomach, esophagus, large intestine
Grade 6 Respiration, Digestion, and Excretion
Where does most mechanical digestion take place?
  1. liver
  2. mouth
  3. small intestine
  4. large intestine
Grade 6 Respiration, Digestion, and Excretion
What part is the food passing through as most nutrients are absorbed?
  1. large intestine
  2. small intestine
  3. rectum
  4. kidneys
Grade 6 Respiration, Digestion, and Excretion
Enzymes for breaking down proteins can be found in the stomach and in the
  1. nose.
  2. saliva.
  3. mucus.
  4. urine.
Grade 6 Respiration, Digestion, and Excretion
The liver is located under the ribs
  1. on the right side.
  2. on the left side.
  3. in the middle of the abdomen.
Grade 6 Respiration, Digestion, and Excretion
Which system regulates temperature and prevents water loss?
  1. reproduction
  2. excretory
  3. endocrine
  4. immune
Grade 6 Respiration, Digestion, and Excretion
Bile is produced by the
  1. liver.
  2. pancreas.
  3. gall bladder.
  4. small intestine.
Grade 6 Respiration, Digestion, and Excretion
Select the two things that the kidneys do.
  1. make insulin
  2. produce urine
  3. produce solid waste
  4. clean the body's water and blood
Grade 6 Respiration, Digestion, and Excretion
The villi are associated with the                                  and function in                                 .
  1. gall bladder; production of bile
  2. small intestine; absorption
  3. large intestine; excretion
  4. pancreas; release of hormones
Grade 6 Respiration, Digestion, and Excretion
Where can pancreatic juice and bile be found?
  1. stomach
  2. mouth
  3. esophagus
  4. small intestine
Grade 6 Respiration, Digestion, and Excretion
What can stomach, or gastric, juices dissolve?
  1. starches and fat
  2. fat only
  3. proteins
  4. all of the above
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