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What I Know
D. esophagus
Directions: Choose the letter of the correct answer.
1. Which of the following is NOT a main part of the digestive system?
A. mouth
B. liver
C. stomach
2. Which part of the digestive system cuts the food into smaller pieces?
A. mouth
C. esophagus
B. stomach
D. small intestine
3. Where is food finally digested into soluble substances?
A. rectum
C. large intestine
B. stomach
D. small intestine
4. What is the function of the liver and the pancreas?
A. They grind the food.
C. They squeeze the food
B. They moisten the food.
D. They produce digestive juices.
5. Why is saliva important?
A. It helps digest starch.
B. It cuts the food into pieces.
C. It helps digest protein and fats.
D. It squeezes the food into tiny particles.

What I Know D Esophagus Directions Choose The Letter Of The Correct Answer 1 Which Of The Following Is NOT A Main Part Of The Digestive System A Mouth B Liver C class=