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Macromolecule Test Review

Total questions: 68

Worksheet time: 51mins

Name
Class
Date
1.

What elements are present in ALL 4 macromolecules?

a)

Carbon, Hydrogen, Oxygen, Nitrogen, Phosphorus

b)

Carbon, Hydrogen, Oxygen, Nitrogen

c)

Carbon, Hydrogen, Oxygen, Sulfur

d)

Carbon, Hydrogen, Oxygen

2.

What is the monomer of a nucleic acid?

a)

Nucleotide

b)

Amino Acid

c)

Glycerol and Fatty Acids

d)

Glucose

3.

What is the monomer of a protein?

a)

Nucleotide

b)

Amino Acid

c)

Glycerol and Fatty Acids

d)

Glucose

4.

What is the monomer of a lipid?

a)

Nucleotide

b)

Amino Acid

c)

Glycerol and Fatty Acids

d)

Glucose

5.

Glucose is broken down in your body and used for?

a)

Photosynthesis

b)

Cellular Respiration

c)

Protein Synthesis

6.

What is the function of carbohydrates?

a)

Long term energy

b)

Short Term Energy

c)

Make proteins

d)

Genetic Information that serves as blueprints of the cell

7.

What is another name for lipids?

a)

Fats

b)

DNA

c)

Carbs

8.
Proteins are made of monomers called ___________.
a)
Nucleotides
b)
Monosaccharides
c)
Amino Acids
d)
Glycerol and fatty acids
9.
The element _______is found in all of the organic compounds.
a)
Iron
b)
Nitrogen
c)
Carbon
d)
Oxygen
10.
Nucleotides are monomers of
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
11.
Monosaccharides are monomers of
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
12.
Waxes, oils and fats are examples of
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
13.
Glycerol and fatty acids are the monomers of
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
14.
What is the function of nucleic acids?
a)
store genetic information
b)
store energy (long-term)
c)
store energy (short-term)
d)
build skin, hair, nails, muscles
15.
What type of macromolecule works as an enzymes to speed up chemical reactions?
a)
Protein
b)
Carbohydrate
c)
Lipid
d)
Nucleic Acid
16.
Which of the following organic compounds is the main source of energy for living things?
a)
carbohydrates
b)
lipids
c)
nucleic acids
d)
proteins
17.
Which macromolecule stores energy (long term), insulates us, and makes up the cell membrane?
a)
lipids
b)
proteins
c)
carbohydrates
d)
nucleic acids
18.
Animals, such as bears, that hibernate for long periods of time store most of their long term energy reserves as _______ because
a)
glucose; it is easy to break down.
b)
Lipid/fat; they store twice as much energy per gram
c)
protein; it is a compact source of energy in their bodies.
d)
carbohydrates; they store twice as much energy per gram of glucose.
19.
What is the smallest unit of a macromolecule?
a)
polymer
b)
monomer
c)
dimer
d)
trimer
20.
Many monomers put together make a
a)
dimer
b)
trimer
c)
polymer
d)
monosaccharide
21.

Compounds that do not mix with water are?

a)

hydrophobic

b)

hydrogen bonded

c)

hydrophilic

d)

hydrated

22.
Which of the following macromolecules is used for short term energy storage?
a)
carbohydrates
b)
lipids
c)
proteins
d)
nucleic acids
23.
What type of carbohydrate is shown?
a)
monosaccharide
b)
disaccharide
c)
polysaccharide
24.

What macromolecule is pictured? {HINT: it has a "R" side chain and is made of C,H,O,N}

a)

carbohydrate

b)

lipid

c)

nucleic acids

d)

protein

25.

What type of fatty acid is shown here? {HINT: the chain is straight}

a)
saturated
b)
unsaturated
26.
What suffix (word ending) is used in the names of most carbohydrates?
a)
-ase
b)
-nic
c)
-ose
d)
-yme
27.

Lugol's reagent tests for the presence of starches. Which type of macromolecule does it test for?

a)

lipid

b)

protein

c)

nucleic acid

d)

carbohydrate

28.

Which of the following statements is true?

a)

In order to create a polymer, a water is removed.

b)

In order to create a polymer, a water is added.

c)

In order to create a polymer, hydrolysis must occur.

d)

In order to create a polymer, oxygen must be present.

29.

This is an example of an unsaturated fat. Identify how can you tell from the structural formula.

a)

The molecule is straight.

b)

There are polar bonds present.

c)

There are double bonds present.

d)

There are only three fatty acids present.

30.

Sugars, starches, glycogen, chitin, and cellulose are all types of ___.

a)

proteins

b)

lipids

c)

carbohydrates

d)

nucleic acids

31.

What answer choice best describes the simple sugars or the subunits of carbohydrates?

a)

monomer

b)

polymers

c)

monosaccharides

d)

polysaccharides

e)

amino acids

32.

What answer choice best describes carbohydrates chained together like starch?

a)

monomer

b)

monosaccharides

c)

polysaccharides

d)

amino acids

33.

What answer selection best describes the water-loving head (phosphate) of the lipid structure?

a)

hydrophillic

b)

hydrophobic

34.

What answer selection best describes a solution that checks for protein when the color changes from blue to blue-violet?

a)

hydrophillic

b)

Benedict's Solution

c)

Lugol's Solution

d)

Biuret's Reagent

e)

protein

35.

Compounds that do mix with water are?

a)

hydrophobic

b)

hydrogen bonded

c)

hydrophilic

d)

hydrated

36.

A hydrophobic compound __________.

a)

Does not like water

b)

Loves water

37.

A hydrophilic compound __________.

a)

Does not like water

b)

Loves water

38.

What type of fatty acid is shown here? {HINT: the chain is bent and has at least one double bond}

a)
saturated
b)
unsaturated
39.

Which fatty acid has one or more double bonds in its chain?

a)
saturated
b)
unsaturated
40.

What answer selection best describes the fatty acid tail of the lipid structure?

a)

hydrophillic

b)

hydrophobic

41.

C6H12O6 is the chemical formula for?

a)

glucose

b)

glycogen

c)

cellulose

d)

ribose

42.

What test reagent tests for carbs?

a)

Benedict's Solution

b)

Lugol's Solution

c)

Biuret's Reagent

d)

Sudan III

43.

What test reagent tests for starch?

a)

Benedict's Solution

b)

Lugol's Solution

c)

Biuret's Reagent

d)

Sudan III

44.

What test reagent tests for lipids?

a)

Benedict's Solution

b)

Lugol's Solution

c)

Biuret's Reagent

d)

Sudan III

45.

What test reagent tests for proteins?

a)

Benedict's Solution

b)

Lugol's Solution

c)

Biuret's Reagent

d)

Sudan III

46.

When polymers are formed from monomers, what process occurs? (HINT: loses water)

a)

dehydration synthesis

b)

hydrolysis

c)

hypertension

d)

respiration

47.

When polymers are broken down into monomers, what process occurs? (HINT: gains water)

a)

dehydration synthesis

b)

hydrolysis

c)

hypertension

d)

respiration

48.

Dehydration synthesis occurs when monomers form a polymer. Which of the following is an example of this?

a)

two amino acids bonding to form a protein

b)

a carbohydrate breaking down into a monosaccharide

c)

lipids bonding to form a fatty acid

d)

nucleic acids bonding to form a nucleotide

49.

Hydrolysis occurs when a polymer breaks down in to monomers. This reaction _______ water.

a)

gains

b)

loses

c)

stops

50.

Lipids contain ___ calories per gram.

a)

0

b)

4

c)

8

d)

9

51.

Proteins contain ___ calories per gram.

a)

0

b)

4

c)

8

d)

9

52.

Carbohydrates contain ___ calories per gram.

a)

0

b)

4

c)

8

d)

9

53.

A ___________ is composed of a phosphate group, nitrogen containing base, and a five carbon sugar. {See picture}

a)

Lipid

b)

Monosaccharide

c)

Protein

d)

Nucleotide

54.

When _____ are joined together, the new bond that forms is a glycosidic bond.

a)

lipids

b)

sugars

c)

amino acids

d)

nucleic acids

55.

When _________ are joined to a glycerol the bond that holds them is an ester bond.

a)

amino acids

b)

fatty acids

c)

sugars

d)

nucleic acids

56.

Lipids make up the ______.

a)

cell membrane

b)

nucleus

c)

muscles

d)

heart

57.

Cholesterol is a ________.

a)

protein

b)

lipid

c)

carbs

d)

nucleotide

58.
What word describes when water is attracted to other substances?
a)
cohesion
b)
adhesion
c)
capillary action
d)
surface tension
59.
Water is a universal solvent because it...
a)
It can be found anywhere
b)
It freezes when it gets cold
c)
floats when frozen
d)
Dissolves most substances
60.
Large bodies of water, such as lakes and oceans, do not quickly fluctuate in temperature. What is the reason for this phenomenon?
a)
Water is an acid.
b)
Water is a versatile solvent.
c)
Water has a high heat capacity.
d)
 Water acts as a buffer.
61.
When water molecules stick easily to other water molecules, this is called what?
a)
cohesion
b)
adhesion
c)
solution
d)
polar molecule
62.
Water beads up on the surface of a penny because of what property?
a)
Adhesion
b)
High Surface Tension
c)
Universal Solvent
d)
Changes in Density
63.
Why does water move from the roots to the leaves of plants?
a)
Water is pushed by solutes
b)
Capillary action pulls the water molecules like a chain
c)
Water is pulled by gravity
d)
Water’s cohesion causes it to “pull” towards the leaves
64.

Why is water so good at dissolving so many substances?

a)

it is polar

b)

it is less dense as a solid

c)

cohesion

d)

adhesion

65.
An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, the independent variable is ...
a)
The type of plant
b)
The amount of sunlight
c)
The type of music
d)
The type of liquid
66.

If you were testing the time it took for objects of different sizes to reach the ground after being dropped from 30 feet in the air, which of these would be the DEPENDENT VARIABLE?

a)

The time it takes for each object to hit the ground.

b)

The size of each object.

c)

The type of object you use.

d)

The height you drop the object from

67.
Steve wanted to see if the type of fertilizer made sunflowers grow larger. What is the independent variable 
a)
Type of fertilizer
b)
Size of sunflower
c)
type of sun flower
68.
Steve wanted to see if the type of fertilizer made sunflowers grow larger. What is the dependent variable 
a)
Type of fertilizer
b)
Size of sunflower
c)
Type of sunflower

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