Grade & Section
What I know / Pre-Test
Directions. Read and understand each item Write the letter of the correct answer on a sheet of
paper
D. vildi
1. Which of the following statements describes the function of the digestive system?
A. gives shape to the body
B. is in charge of the circulation of the blood
C. is in charge of the transfer of nerve impulses
D. breaks down food into a form that can be absorbed by the body
2. Which part of the digestive system serves as the passageway of food from the mouth to the
stomach?
A. esophagus
B. small intestine
C. stomach
3. Which organ serves as the temporary storage of the bile from the liver?
A gall bladder B. liver
C. pancreas
4. What kind of food is chemically digested in the mouth?
A. fats
B. fiber
C. proteins
5. What substance does the stomach secrete that helps in the digestion of proteins?
A. acid
B. salivary amylase
C. vitamins
D. water
6. What kind of teeth are pointed and are used in tearing food?
D. small intestine
D. starch
C. molars
D. premolars
A. canines
B. incisors
7. What is the role of the large intestine in the digestion process? It
A. secretes bile
B. absorbs some of the water and salts
C. secretes enzymes and digests proteins
D. serves as temporary storage of water and food
8. What do you call the opening at the end of the digestive tract where undigested materials are
excreted?
D. small intestine
C. large intestine
A. anus
B. rectum
9. Which part of the digestive system physically digests food?
D. teeth
C. saliva
A. esophagus
B. large intestine
10. Which is NOT an accessory organ of the digestive system?
C. liver
D. pancreas
A. appendix
B. gall bladder​