Quiz: Digestive System 101

26 Questions | Total Attempts: 10028

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Quiz: Digestive System 101

Answer the multiple-choice questions on the Digestive System.


Questions and Answers
  • 1. 
    Where does disgestion begin?
    • A. 

      In the stomach

    • B. 

      In your mouth

    • C. 

      In your large intestines

    • D. 

      In your small intestines

  • 2. 
    What are enzymes?
    • A. 

      Enzymes are tiny food particles that can not be digested.

    • B. 

      Enzymes are fruits and vegetables.

    • C. 

      Enzymes are chemicals that help break down food.

    • D. 

      Enzymes are breads and candy.

  • 3. 
    What does saliva play in digestion?
    • A. 

      Enzymes in saliva help to break down food.

    • B. 

      It coats your stomach with protective lining.

    • C. 

      It moves food through the intestine.

    • D. 

      Saliva does not help with digestion.

  • 4. 
    • A. 

      Saliva mashes and cuts food in your mouth.

    • B. 

      Your teeth mashes and cuts food in your mouth.

    • C. 

      Your tongue mashes and cuts food in your mouth.

    • D. 

      Your lips mashes and cuts food in your mouth.

  • 5. 
    • A. 

      Most digestion in the small intestine takes place in the duodenum.

    • B. 

      Most digestion in the small intestine takes place in the pancreas.

    • C. 

      Most digestion in the small intestine takes place in the liver.

    • D. 

      Most digestion in the small intestine takes place in the heart.

  • 6. 
    What is the main role of the large intestine?
    • A. 

      The main role of the large intestine is to churn food around with enzymes.

    • B. 

      The main role of the large intestine is to break down solid food.

    • C. 

      The main role of the large intestine is to absorb water.

    • D. 

      The main role of the large intestine is to mash and cut foods.

  • 7. 
    What organs produce enzymes that help in digestion?
    • A. 

      The organs that produce enzymes that help in digestion are the pancreas and the liver.

    • B. 

      The organs that produce enzymes that help in digestion are the heart and the kidneys.

    • C. 

      The organs that produce enzymes that help in digestion are the eyes and the ears.

    • D. 

      The organs that produce enzymes that help in digestion are the nose and tongue.

  • 8. 
    • A. 

      The type of acid that breaks down food in your stomach is fruit acid.

    • B. 

      The type of acid that breaks down food in your stomach is hypodermic acid.

    • C. 

      The type of acid that breaks down food in your stomach is hydrochoric acid.

  • 9. 
    How long is the small intestine?
    • A. 

      The small intestine is four to seven yards.

    • B. 

      The small intestine is four to seven feet.

    • C. 

      The small intestine is four to seven inches.

    • D. 

      The small intestine is four to seven meters.

  • 10. 
    Food passes from the small intestine into what organ?    
    • A. 

      Food passes from the small intestine into large intestine.

    • B. 

      Food passes from the small intestine into gallbladder.

    • C. 

      Food passes from the small intestine into liver.

    • D. 

      Food passes from the small intestine into esophagus.

  • 11. 
    • A. 

      The human digestive system is about equal to your body height.

    • B. 

      The human digestive system is about two times your body height

    • C. 

      The human digestive system is about as long as your arm.

    • D. 

      The human digestive system is about five times your body height.

  • 12. 
    Under normal circumstances, how long does it take for food to pass entirely through the digestive system of a healthy human?
    • A. 

      It take for food to pass entirely through the digestive system of a healthy human about 12 hours.

    • B. 

      It take for food to pass entirely through the digestive system of a healthy human about 21 hours.

    • C. 

      It take for food to pass entirely through the digestive system of a healthy human about two hours.

    • D. 

      It take for food to pass entirely through the digestive system of a healthy human about two days.

  • 13. 
    What is the baglike, muscular organ that mixes and chemically changes protein?  
    • A. 

      The baglike, muscular organ that mixes and chemically changes protein is the liver .

    • B. 

      The baglike, muscular organ that mixes and chemically changes protein is the small intestine.

    • C. 

      The baglike, muscular organ that mixes and chemically changes protein is the large intestine

    • D. 

      The baglike, muscular organ that mixes and chemically changes protein is the stomach.

  • 14. 
    _______ turns food into a new form: a form that cells can use.
    • A. 

      Grinding

    • B. 

      Physical change

    • C. 

      Mixing

    • D. 

      Chemical change

  • 15. 
    What is the process of changing food into a form usable by the cells of the body?
    • A. 

      The process of changing food into a form usable by the cells of the body is physical change .

    • B. 

      The process of changing food into a form usable by the cells of the body is digestion.

    • C. 

      The process of changing food into a form usable by the cells of the body is chewing.

    • D. 

      The process of changing food into a form usable by the cells of the body is circulation.

  • 16. 
    • A. 

      The career of people who plan the meals for individuals or groups of people is cook.

    • B. 

      The career of people who plan the meals for individuals or groups of people is scientist.

    • C. 

      The career of people who plan the meals for individuals or groups of people is dietitian.

    • D. 

      The career of people who plan the meals for individuals or groups of people is nutritionist.

  • 17. 
    What are chemicals that speed up the rate of chemical change?
    • A. 

      Chemicals that speed up the rate of chemical change are starches.

    • B. 

      Chemicals that speed up the rate of chemical change are fats.

    • C. 

      Chemicals that speed up the rate of chemical change are carbohydrates.

    • D. 

      Chemicals that speed up the rate of chemical change are enzymes.

  • 18. 
    What is the liquid formed in the mouth that contains an enzyme?    
    • A. 

      The liquid formed in the mouth that contains an enzyme is hydrochloric acid.

    • B. 

      The liquid formed in the mouth that contains an enzyme is saliva.

    • C. 

      The liquid formed in the mouth that contains an enzyme is saliva bile.

    • D. 

      The liquid formed in the mouth that contains an enzyme is saliva blood.

  • 19. 
    How long is an adult's small intestine?
    • A. 

      An adult's small intestine is 22 feet.

    • B. 

      An adult's small intestine is 30 inches.

    • C. 

      An adult's small intestine is 30 miles.

    • D. 

      An adult's small intestine is 17 feet.

  • 20. 
    The liver's role is to ___________________.
    • A. 

      Mash up food.

    • B. 

      Turn water into food.

    • C. 

      Help the stomach.

    • D. 

      Remove the harmful substances from the blood.

  • 21. 
    When they reach the stomach, mashed-up food particles mix with________________.
    • A. 

      Guava juice.

    • B. 

      Gastric juice.

    • C. 

      Mucus

    • D. 

      Bile.

  • 22. 
    Bile is made in the ______________________.
    • A. 

      Large intestine.

    • B. 

      Stomach.

    • C. 

      Liver.

    • D. 

      All of the above.

  • 23. 
    What does the digestive system do?
    • A. 

      The digestive system breaks down and handles food.

    • B. 

      The digestive system pumps blood throughout the body.

    • C. 

      The digestive system helps you breathe.

    • D. 

      The digestive system helps you arms and legs move.

  • 24. 
    Your food can spend up to _________________ in the small intestine.
    • A. 

      4 minutes

    • B. 

      4 mounths

    • C. 

      4 seconds

    • D. 

      4 hours

  • 25. 
    Which organs help with the absorption of nutrients?
    • A. 

      The organs that help with the absorption of nutrients are pancreas, liver, and gall bladder.

    • B. 

      The organs that help with the absorption of nutrients are liver, heart, and spleen.

    • C. 

      The organs that help with the absorption of nutrients are gall bladder, kidneys, and appendix

    • D. 

      The organs that help with the absorption of nutrients are kidneys, liver, and gall bladder.