10 Answer:  [removed] Chewing food to break it into smaller pieces is a(n) _____ change. a. chemical b. physical c. enzyme d. molecule 11 Answer:  [removed] The salivary gland a. makes chemicals that digest only fat. b. makes chemicals that digest only protein. c. makes chemicals that digest only carbohydrate. d. makes chemicals that digest protein and carbohydrate. e. makes chemicals that digest fat, protein, and carbohydrate. f. makes no chemicals that digest food. 12 Answer:  [removed] The pancreas a. makes chemicals that digest only fat. b. makes chemicals that digest only protein. c. makes chemicals that digest only carbohydrate. d. makes chemicals that digest protein and carbohydrate. e. makes chemicals that digest fat, protein, and carbohydrate. f. makes no chemicals that digest food. 13 Answer:  [removed] The liver a. makes chemicals that digest only fat. b. makes chemicals that digest only protein. c. makes chemicals that digest only carbohydrate. d. makes chemicals that digest protein and carbohydrate. e. makes chemicals that digest fat, protein, and carbohydrate. f. makes no chemicals that digest food. 14 Answer:  [removed] The stomach a. makes chemicals that digest only fat. b. makes chemicals that digest only protein. c. makes chemicals that digest only carbohydrate. d. makes chemicals that digest protein and carbohydrate. e. makes chemicals that digest fat, protein, and carbohydrate. f. makes no chemicals that digest food. 15 Answer:  [removed] The small intestine a. makes chemicals that digest only fat. b. makes chemicals that digest only protein. c. makes chemicals that digest only carbohydrate. d. makes chemicals that digest protein and carbohydrate. e. makes chemicals that digest fat, protein, and carbohydrate. f. makes no chemicals that digest food. 16 Answer:  [removed] The large intestine a. makes chemicals that digest only fat. b. makes chemicals that digest only protein. c. makes chemicals that digest only carbohydrate. d. makes chemicals that digest protein and carbohydrate. e. makes chemicals that digest fat, protein, and carbohydrate. f. makes no chemicals that digest food. 17 Answer:  [removed] Referring to the figure, which is where most digestion occurs? a. b. c. d. e. f. 18 Answer:  [removed] Referring to the Fig. in Question #17, which is the pancreas? a. b. c. d. e. f. 19 Answer:  [removed] Referring to the Fig. in Question #17, which makes bile? a. b. c. d. e. f. 20 Answer:  [removed] Referring to the Fig. in Question #17, which removes water from undigested food? a. b. c. d. e. f. 21 Answer:  [removed] Referring to the Fig. in.

1. 10
Answer:
[removed]
Chewing food to break it into smaller pieces is a(n) _____
change.
a. chemical
b. physical
c. enzyme
d. molecule
11
Answer:
[removed]
The salivary gland
a. makes chemicals that digest only fat.
b. makes chemicals that digest only protein.
c. makes chemicals that digest only carbohydrate.
d. makes chemicals that digest protein and carbohydrate.
e. makes chemicals that digest fat, protein, and carbohydrate.
f. makes no chemicals that digest food.
12
Answer:

2. [removed]
The pancreas
a. makes chemicals that digest only fat.
b. makes chemicals that digest only protein.
c. makes chemicals that digest only carbohydrate.
d. makes chemicals that digest protein and carbohydrate.
e. makes chemicals that digest fat, protein, and carbohydrate.
f. makes no chemicals that digest food.
13
Answer:
[removed]
The liver
a. makes chemicals that digest only fat.
b. makes chemicals that digest only protein.
c. makes chemicals that digest only carbohydrate.
d. makes chemicals that digest protein and carbohydrate.
e. makes chemicals that digest fat, protein, and carbohydrate.
f. makes no chemicals that digest food.
14
Answer:

3. [removed]
The stomach
a. makes chemicals that digest only fat.
b. makes chemicals that digest only protein.
c. makes chemicals that digest only carbohydrate.
d. makes chemicals that digest protein and carbohydrate.
e. makes chemicals that digest fat, protein, and carbohydrate.
f. makes no chemicals that digest food.
15
Answer:
[removed]
The small intestine
a. makes chemicals that digest only fat.
b. makes chemicals that digest only protein.
c. makes chemicals that digest only carbohydrate.
d. makes chemicals that digest protein and carbohydrate.
e. makes chemicals that digest fat, protein, and carbohydrate.
f. makes no chemicals that digest food.
16
Answer:

4. [removed]
The large intestine
a. makes chemicals that digest only fat.
b. makes chemicals that digest only protein.
c. makes chemicals that digest only carbohydrate.
d. makes chemicals that digest protein and carbohydrate.
e. makes chemicals that digest fat, protein, and carbohydrate.
f. makes no chemicals that digest food.
17
Answer:
[removed]
Referring to the figure, which is where most digestion
occurs?
a.
b.
c.
d.
e.
f.
18

5. Answer:
[removed]
Referring to the Fig. in Question #17, which is the pancreas?
a.
b.
c.
d.
e.
f.
19
Answer:
[removed]
Referring to the Fig. in Question #17, which makes bile?
a.
b.
c.
d.
e.
f.
20

6. Answer:
[removed]
Referring to the Fig. in Question #17, which removes water
from undigested food?
a.
b.
c.
d.
e.
f.
21
Answer:
[removed]
Referring to the Fig. in Question #17, which is the large
intestine?
a.
b.
c.
d.
e.
f.

7. 22
Answer:
[removed]
Referring to the Fig. in Question #17, which makes an acid?
a.
b.
c.
d.
e.
f.
23
Answer:
[removed]
Referring to the Fig. in Question #17, which makes three
enzymes?
a.
b.
c.
d.
e.
f.

8. 24
Answer:
[removed]
Referring to the Fig. in Question #17, which is the stomach?
a.
b.
c.
d.
e.
f.
25
Answer:
[removed]
Referring to the Fig. in Question #17, which is where
carbohydrates are first
chemically changed?
a.
b.
c.
d.

9. e.
f.
26
Answer:
[removed]
Referring to the Fig. in Question #17, which is where villi
are located?
a.
b.
c.
d.
e.
f.
27
Answer:
[removed]
The _____ has specialized organs for digestion.
a. hydra
b. earthworm
c. tapeworm

10. 28
Answer:
[removed]
The _____ has no digestive system.
a. hydra
b. earthworm
c. tapeworm
29
Answer:
[removed]
The _____ has a single opening that serves as both mouth and
anus.
a. hydra
b. earthworm
c. tapeworm
30
Answer:
[removed]
The _____ has two openings to the digestive system.
a. hydra
b. earthworm
c. tapeworm

11. 31
Answer:
[removed]
Changes brought about by bile are a
a. physical change
b. chemical change
32
Answer:
[removed]
Changes brought about by the teeth are a
a. physical change
b. chemical change
33
Answer:
[removed]
Changes brought about by enzymes are a
a. physical change
b. chemical change
34
Answer:
[removed]
Changes brought about when starch is digested to glucose are
a

12. a. physical change
b. chemical change
35
Answer:
[removed]
The pancreas empties its enzymes into the
a. large intestine.
b. small intestine.
c. both choices a and b.
d. neither choice a nor b.
36
Answer:
[removed]
The salivary glands empty their enzymes into the
a. small intestine.
b. large intestine.
c. pancreas.
d. mouth.
37
Answer:

13. [removed]
The gallbladder empties its chemicals into the
a. stomach.
b. pancreas.
c. both a and b are correct.
d. neither a nor b is correct.
38
Answer:
[removed]
Food spends most of its time in the
a. large intestine.
b. liver.
c. small intestine.
d. stomach.
39
Answer:
[removed]
Food spends the least amount of time in the
a. large intestine.
b. stomach.
c. esophagus.

14. d. small intestine.
40
Answer:
[removed]
The small intestine, when compared with the large intestine,
is
a. the shorter of the two.
b. the narrower of the two.
c. the longer of the two.
d. both b and c are correct.
41
Answer:
[removed]
Heartburn is caused by acid moving from the stomach into
the
a. pancreas.
b. heart.
c. esophagus.
d. small intestine.
42
Answer:

15. [removed]
A covering of _____ usually protects the linings of the
stomach and
intestine against the action of acids and enzymes.
a. saliva
b. mucus
c. bile
d. villi
43
Answer:
[removed]
The mouth helps in the chemical changing of fats.
a. True
b. False
44
Answer:
[removed]
A chemical that speeds up the chemical change of food is
called an
enzyme.
a. True
b. False

16. 45
Answer:
[removed]
Bile helps in the digestion of protein.
a. True
b. False
46
Answer:
[removed]
The breakdown of food into usable molecules is a chemical
change.
a. True
b. False
47
Answer:
[removed]
Digestion is the changing of food into a usable form.
a. True
b. False
48
Answer:
[removed]

17. Glucose molecules result from protein digestion.
a. True
b. False