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Nutrition and Digestion

Total questions: 42

Worksheet time: 34mins

Name
Class
Date
1.
Fat digestion yields fatty acids and glycerol, whereas protein digestion yields amino acids. Both digestive processes . . .
a)
occur inside cells in most animals
b)
add a water molecule to break bonds
c)
require a low pH resulting from HCl production
d)
consume ATP
2.
The mammalian trachea and esophagus both connect to the . . .
a)
pharynx
b)
stomach
c)
large intestine
d)
rectum
3.
Which of the following organs is INCORRECTLY paired with its function?
a)
stomach - protein digestion
b)
large intestine - bile production
c)
small intestine - nutrient absorption
d)
pancreas - enzyme production
4.
Which of the following is NOT a major activity of the stomach?
a)
mechanical digestion
b)
HCl production
c)
nutrient absorption
d)
enzyme secretion
5.
After surgical removal of an infected gallbladder, a person must be especially careful to restrict dietary intake of . . .
a)
starch
b)
protein
c)
sugar
d)
fat
6.
If you were to jog 1 km a few hours after lunch, which stored fuel would you probably tap?
a)
muscle proteins
b)
muscle and liver glycogen
c)
fat in the liver
d)
fat in adipose tissue
7.
Which of the following respiratory systems is NOT closely associated with a blood supply?
a)
the lungs of vertebrate
b)
the gills of a fish
c)
the tracheal system of an insect
d)
the skin of an earthworm
8.
Which of the following respiratory systems is NOT closely associated with a blood supply?
a)
the lungs of vertebrate
b)
the gills of a fish
c)
the tracheal system of an insect
d)
the skin of an earthworm
9.

Which of of the following is an example of a carbohydrate?

a)

fish

b)

potato

c)

peanut

d)

butter

10.

which of the following is an example of a protein?

a)

corn

b)

olive oil

c)

muffin

d)

beans

11.

Which macromolecule is responsible for quick energy?

a)

carbohydrates

b)

Lipids

c)

protein

d)

nucleic acids

12.

Which macromolecule is responsible for long term energy storage in animals?

a)

carbohydrates

b)

lipids

c)

protein

d)

nucleic acids

13.

Which macromolecule is responsible for growth and repair of cells?

a)

lipids

b)

carbohydrates

c)

proteins

d)

nucleic acids

14.
Tube that carries swallowed food to the stomach
a)
esophagus
b)
liver
c)
pancreas
d)
rectum
15.
Chewing food is an example of _____________.
a)
chemical digestion
b)
mechanical digestion
16.
The main purpose of the large intestine.
a)
absorb hormones
b)
absorb protein
c)
absorb nutrients
d)
absorb water
17.
The organ that stores bile.
a)
gall bladder
b)
stomach
c)
liver
d)
appendix
18.
This monomer makes up which macromolecule?
a)
Nucleic Acid
b)
Protein
c)
Lipid
d)
Carbohydrate
19.
Mixture of gastric juices and chewed food that combines in the stomach.
a)
Mucus
b)
Chyme
c)
Feces
d)
Glycerol
20.
The enzyme in the saliva that begins digesting starches is called...
a)
amylase
b)
saccharidase
c)
protease
d)
lipase
21.
The enzyme in the duodenum (small intestine) that aids in digesting fats is called...
a)
amylase
b)
pepsin
c)
protease
d)
lipase
22.
The enzyme in the stomach that aids in digesting protein is called...
a)
amylase
b)
pepsin
c)
protease
d)
lipase
23.
The main job of the large intestine is to...
a)
Break down protein
b)
Reabsorb water
c)
Break down fiber
d)
Make ATP
24.
Tiny, finger-like projections located on the lining of the small intestine are called...
a)
Enzymes
b)
Villi
c)
Microvilli
d)
Sphincters
25.
How does calcium help our body?
a)
Builds muscle
b)
Helps eyesight
c)
Develops red blood cells
d)
Strong bones
26.
The amount of energy the body gets from food is measured in.
a)
Metabolism
b)
Diet
c)
Calories
d)
Protein
27.

Which of the following is considered a bad fat?

a)

Monosaccharide

b)

Unsaturated fat

c)

Saturated fat

d)

Carbohydrate

28.

Involuntary muscle contractions that move food.

a)

Chemical breakdown

b)

Flexion

c)

Swallowing

d)

Peristalsis

29.

The physical & chemical breakdown of food is called?

a)

Digestion

b)

Absorption

c)

Swallowing

d)

Excretion

30.

Your stomach has what 3 functions?

a)

Stores food

b)

Makes Chyme

c)

Breaks down Fat

d)

Controls food moving into the small intestine

31.

Where does digestion begin:

a)

nose

b)

mouth

c)

esophagus

d)

stomach

32.

What is the liquid inside of the mouth that helps to moisten food as we chew it:

a)

chyme

b)

saliva

c)

water

d)

Pepsi

33.

What glands produce saliva:

a)

pancreas

b)

gall bladder

c)

mouth

d)

salivary

34.

What is the acid called that helps to break down food in the stomach?

a)

hydrochloric acid

b)

gasoline

c)

motor ol

d)

carbonic acid

35.

Lipase digests fats into

a)

amino acids

b)

fatty acids and glycerol

c)

starch

d)

glucose

36.

Bile is produced by ____, stored in ____, released by _____

a)

liver; duodenum; bile duct

b)

liver; gall bladder; bile duct

c)

gall bladder; liver; bile duct

d)

gall bladder; duodenum; bile duct

37.
Enzymes and acidic juices in the stomach, which break proteins down into smaller molecules, is known as
a)
circulation
b)
chemical digestion
c)
excretion
d)
mechanical digestion
38.

Which enzyme breaks down starch?

a)

amylase

b)

protease

c)

lipase

d)

maltase

39.

What does bile do to fat?

a)

emulsifies it into small droplets

b)

decreases the surface area by emulsification

c)

Breaks it down to fatty acids

d)

creates a more acidic pH

40.

Why does bile help fat digestion?

a)

It provides acidic conditions for lipase

b)

It increases the temperature by respiration

c)

It produces a larger surface area for lipase to work on

d)

It kills harmful bacteria

41.
Fat digestion yields fatty acids and glycerol, whereas protein digestion yields amino acids. Both digestive processes . . .
a)
occur inside cells in most animals
b)
add a water molecule to break bonds
c)
require a low pH resulting from HCl production
d)
consume ATP
42.
Which of the following is NOT a major activity of the stomach?
a)
mechanical digestion
b)
HCl production
c)
nutrient absorption
d)
enzyme secretion

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