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- 1. Multiple Choice
What is the job of your digestive system?
To break down food
To remove waste
To pump blood around the body
To bring oxygen into the body
- 2. Multiple Choice
Your digestive system breaks down food into tiny pieces called
Bites
Nutrients
Enzymes
Acids
- 3. Multiple Choice
Chewing is an example of which type of digestion?
Chemical
Acidic
Mechanical
Liquid
- 4. Multiple Choice
Chemical digestion involves which of the following?
Cutting food with a knife
Crushing food
Chewing
Stomach Acid
- 5. Multiple Choice
The tube connecting your mouth and stomach is your
Esophagus
Small Intestine
Large Intestine
Windpipe
- 6. Multiple Choice
A muscular bag that mixes and crushes food is your
Small Intestine
Stomach
Large Intestine
Esophagus
- 7. Multiple Choice
Where are most nutrients absorbed during digestion?
Small Intestine
Stomach
Large Intestine
Esophagus
- 8. Multiple Choice
Where is most water absorbed during digestion?
Small Intestine
Stomach
Large Intestine
Esophagus
- 9. Multiple Choice
What is the job of your excretory system?
To bring oxygen into your body
To pump blood around the body
To break down food
To remove waste from your body
- 10. Multiple Choice
Which of the following is NOT part of your excretory system?
Heart
Lungs
Kidneys
Skin
- 11. Multiple Choice
Blood is cleaned by which organs?
Lungs
Ribs
Kidneys
Intestines
- 12. Multiple Choice
What is the correct order of digestive system organs?
Mouth, esophagus, small intestine, large intestine, stomach
Large intestine, small intestine, stomach, esophagus, mouth
Esophagus, mouth, stomach, large intestine, small intestine
Mouth, esophagus, stomach, small intestine, large intestine
- 13. Multiple Choice
Why is your skin part of the excretory system?
Sweating gets rid of salt and water
Exhaling releases carbon dioxide
Sweating gets rid of carbon dioxide
The large intestine releases feces
- 14. Multiple Choice
How do your respiratory and excretory systems interact?
Kidneys clean your blood
Lungs release carbon dioxide
The large intestine absorbs water
Lungs release oxygen
- 15. Multiple Choice
How do your digestive and circulatory systems interact?
The large intestine absorbs water
Your skull protects your brain
Blood absorbs nutrients from the small intestine
Blood carries carbon dioxide to the lungs
- 16. Multiple Choice
The job of your kidneys is to...
Create feces
Take carbon dioxide out of your blood
Put oxygen into your blood
Clean blood, sending waste to bladder
- 17. Multiple Choice
What happens to food in your small intestine?
Nutrients are absorbed by your blood
Water is absorbed
Mechanical digestion occurs
Undigested food is stored
- 18. Multiple Choice
Which 2 systems work together when blood takes nutrients from your small intestine to your cells?
Circulatory and Digestive
Circulatory and Muscular
Digestive and Respiratory
Digestive and Muscular
- 19. Multiple Choice
Which 2 systems work together when your lungs release carbon dioxide as waste?
Respiratory and Digestive
Respiratory and Excretory
Excretory and Muscular
Skeletal and Muscular
- 20. Multiple Choice
What happens inside your large intestine?
Most nutrients are absorbed
Mechanical Digestion
Water is absorbed
Stomach acid breaks down food
- 21. Multiple Choice
Breaking down food is the job of which system?
Muscular
Circulatory
Excretory
Digestive
- 22. Multiple Choice
Getting rid of waste is the job of which system?
Excretory
Digestive
Respiratory
Muscular
- 23. Multiple Choice
Where does most chemical digestion with acids occur?
Mouth
Stomach
Esophagus
Large Intestine
- 24. Multiple Choice
What does your esophagus do?
Removes nutrients from food
Removes water from food
Connects your mouth and stomach
Stores feces
- 25. Multiple Choice
Where do your kidneys send waste from your blood?
Esophagus
Liver
Stomach
Bladder
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