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Macromolecules Review

Total questions: 78

Worksheet time: 50mins

Name
Class
Date
1.

Which of the following elements are found in all macromolecules? (Select all that apply).

a)
b)
c)
d)
2.

Which macromolecule is used as our main source of quick energy?

a)

Lipids/Fats

b)

Nucleic Acids

c)

Proteins

d)

Carbohydrates

3.

Nucleic acids make up which of the two molecules listed below?

a)

FDA

b)

RNA

c)

DNA

d)

FDR

4.

This is one job proteins do not have in the body.

a)

structure for tissues and organs

b)

transport things through cell membranes

c)

speed up chemical reactions

d)

insulation

5.

This macromolecule breaks down into sugars such as glucose.

a)

Lipids/Fats

b)

Nucleic Acids

c)

Protein

d)

Carbohydrates

6.
The diagram shows the general structure of an amino acid. Which type of molecule is formed from amino acids?
a)
lipids
b)
proteins
c)
carbohydrates
d)
nucleic acids
7.
Many plants have waxy coatings on some surfaces. This coating reduces water loss because it is not water-permeable. This waxy coating is which of the following types of organic molecule?
a)
protein
b)
carbohydrate
c)
nucleic acid
d)
 lipid
8.
A sugar, a phosphate group, and a nitrogen base form the building blocks of which organic compound?
a)
carbohydrates
b)

amino acids

c)
nucleic acids
d)
proteins
9.
Like complex carbohydrates, proteins are macromolecules that serve many functions and can be chemically broken down and restructured. Both proteins and complex carbohydrates are which of the following?
a)
 polymers of smaller subunits
b)
sequence of sugars
c)
lipids of large molecules
d)
nucleotides of DNA
10.
What is the function of macromolecule subunit below?
a)
energy
b)
catalyst
c)
stores genetic information
d)
composes the majority of the cell membrane
11.

The building blocks or monomers of carbohydrates (sugars) are?

a)

amino acids

b)

fatty acids

c)

monosaccharides

d)

nucleotides

12.

What are the building blocks or monomers for proteins?

a)

monosaccharides

b)

fatty acids

c)

DNA

d)

amino acids

13.
A good example of a nucleic acid would be?
a)
sugar
b)
DNA
c)
fat
d)
glucose
14.
The function of nucleic acids, such as DNA are for building proteins and carrying the ___________ info.
a)
genetic
b)
disease fighting 
c)
bone building 
d)
energy
15.

The three main parts of a nucleotide are the sugar (made up of carbon, hydrogen, and oxygen), the phosphate group, and the _____________ base.

a)

carbon

b)

oxygen

c)

nitrogen

d)

hydrogen

16.
The three main elements that make up all life on Earth are?
a)
hydrogen, oxygen, sulfur
b)
hydrogen, oxygen, carbon
c)
carbon, oxygen, uranium 
d)
oxygen, carbon, helium.  
17.

What are the building blocks or monomers for nucleic acids?

a)

monosaccharides

b)

amino acids

c)

nucleotides

d)

fatty acids

18.
Glycerol and fatty acids combine to form...?
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
19.
The word saccharide means:
a)
sugar
b)
glucose
c)
sweetener
d)
carbohydrate
20.

Which of the following are almost always hydrophobic?

a)

carbohydrates

b)

lipids

c)

proteins

d)

nucleic acids

21.

What kind of macromolecule is hemoglobin?

a)

carbohydrate

b)

lipid

c)

protein

d)

nucleic acid

22.

Most enzymes are composed of .....

a)

Lipids

b)

Carbohydrates

c)

Proteins

d)

Nucleic Acids

23.
With what 3 letters do enzymes typically end?
a)
-ose
b)
-ase
c)
-ese
d)
-tic
24.
This is one job proteins do NOT have in the body
a)
storing genetic information
b)
structure
c)
speed up chemical reactions
d)
transport things through cell membrane
25.

How how carbohydrates and lipids similar?

a)

both contain C, H, O, N, P and store energy

b)

both contain C, H, O, N and give energy

c)

both contain C, H, O, N, S and store energy

d)

both contain C, H, O and give energy

26.

What is the key role (function) of carbohydrates?

a)

energy storage

b)

immunity, muscles, structure for tissues, cell metabolism

c)

instant energy for cells and body functions

d)

genetic information (heredity)

27.

Identify the macromolecule in the picture.

a)

protein

b)

nucleic acid

c)

carbohydrate

d)

lipids

28.

Proteins are made up of...

a)

CHO

b)

CHON

c)

CHONP

d)

CHOP

29.

Lipids are made up of...

a)

CHO

b)

CHON

c)

CHONP

d)

CHOP

30.

Identify the macromolecule in the picture. Hint: Amino Group

a)

proteins

b)

carbohydrates

c)

lipids

d)

nucleic acid

31.
What is another word for monomer? 
a)
Building Blocks
b)
Polymer
c)
Protein
32.

Which is an example of a protein?

a)

Glucose

b)

Enzymes

c)

DNA, RNA

d)

Cell Membrane

33.
All polymers are made up of...
a)
monosaccharides
b)
monomers
c)
proteins
d)
None of these
34.

Makes up hemoglobin, hair, muscles etc.

a)
protein
b)
nucleic acid
c)
lipids
d)
carbohydrates
35.
How many sugar units make up polysaccharides?
a)
one
b)
two
c)
more than two
d)
zero
36.

 

What does "bilayer" mean?

a)

one layer

b)

two layers

c)

virus

d)

antibiotic

37.

Hydrophobic region of the cell membrane?

a)

E

b)

B

c)

C

d)

A

38.

Hydrophilic portion of cell membrane?

a)

D

b)

C

c)

B

d)

A

39.

A ______________ is composed of a phosphate and glycerol head and 2 fatty acid chain tails. 

a)

cholesterol

b)

glycoprotein

c)

phospholipid

d)

glucose

40.

The _________ of the phospholipids in a cell membrane face inward towards each other because they are ___________.

a)

heads, hydrophobic

b)

heads, hydrophilic

c)

tails, hydrophobic

d)

tails, hydrophilic

41.

The _________ of the phospholipids in a cell membrane face outward because they are ___________.

a)

heads, hydrophobic

b)

heads, hydrophilic

c)

tails, hydrophobic

d)

tails, hydrophilic

42.

This molecule is a

a)

monosaccharide

b)

disaccharide

c)

lipid

d)

starch

e)

glycogen

43.

What type of molecules are shown in this model?

a)

starch

b)

phospholipids

c)

triglycerides

d)

cellulose

e)

glycogen

44.

Short-term CARBOHYDRATE energy storage in animals

a)

cellulose

b)

starch

c)

glycogen

d)

triglyceride

e)

disaccharide

45.

Highly branched polysaccharide found in animals

a)

cellulose

b)

starch

c)

glycogen

d)

triglyceride

e)

unsaturated fat

46.

Which Major Class of Bio-molecule is this?

a)

Carbohydrate

b)

Lipid

c)

Protein

d)

Nucleic Acid

47.

Which Major Class of Bio-molecule is this?

a)

Carbohydrate

b)

Lipid

c)

Protein

d)

Nucleic Acid

48.

Macromolecules are built from ____ which link together to form ____.

a)

  1. polymers, monomers

b)

  1. monomers, polymers

c)

  1. monomers, macromolecules

d)

  1. polymers, compounds

49.

The four main types of macromolecules are:

a)

  1. acids, bases, enzymes, and nucleic acids.

b)

  1. carbohydrates, lipids, acids, and bases

c)

  1. nucleic acids, proteins, chemical reactions, and bases

d)

  1. carbohydrates, lipids, proteins, and nucleic acids.

50.

____ are the building blocks, or monomers, that make up proteins.

a)

nucleic acids

b)

fatty acids

c)

amino acids

d)

lipids

51.

A DNA nucleotide consists of a _____, _____ and ____.

a)

  1. deoxyribose, nucleic, acid

b)

  1. 5-carbon sugar, salt, water

c)

  1. 5-carbon sugar, base, phosphate

d)

  1. water, base, sulfur

52.

 How do any two types of amino acids (monomer of proteins) differ from one another?

a)

  1. The number of amino groups in the molecule

b)

  1. The number of carboxyl groups in the molecule

c)

  1. The chemical structure of the R group in the molecule

d)

  1. The number of chemical bonds formed by the central carbon atom.

53.

Polymers are made up on individual subunits called

a)

monomers

b)

sugars

c)

saccharides

d)

nucleotides

54.

This molecules is a LONG term energy storage molecule.

a)

lipid

b)

carbohydrate

c)

nuclein acid

d)

protein

55.

simple sugar that is a monomer of carbohydrates

a)

monosaccharide

b)

disaccharide

c)

polysaccharide`

d)

macromoleci;e

56.

Enzymes are. made of ______ which are made of ____ ______.

a)

proteins, nucleic acids

b)

proteins, amino acids

c)

lipids. fatty acids

d)

carbohydrates.nucleic acids

57.
Which of these is most likely an enzyme?  
a)
Sucrose
b)
Galactose
c)
Fructose
d)
Amylase
58.

What is the smallest unit of a macromolecule?

a)

micromolecule

b)

glucose

c)

monomer

d)

polymer

59.

The image below shows a polymer. What type of macromolecule is this?

a)

carbohydrate

b)

protein

c)

lipid

d)

nucleic acid

60.
The phospholipid bilayer comprises what part of the cell?
a)
cytoplasm
b)
cell membrane
c)
cytoskeleton
d)
nuclear membrane
61.
What are the monomers of a polysaccharide?
a)
glycerol
b)
amino acid
c)
fatty acid
d)
glucose
62.
Which of the following organic compounds is the main source of energy for living things?
a)
carbohydrates
b)
lipids
c)
nucleic acids
d)
proteins
63.
What element must be present for a molecule to be considered organic?
a)
nitrogen
b)
water
c)
hydrogen
d)
carbon
64.
Which type of carbohydrate is this?
a)
monosaccharide
b)
disaccharide
c)
polysaccharide
d)
glyceride
65.
Which is not a chemical element needed to build sugars?
a)
Carbon
b)
Oxygen
c)
Nitrogen
d)
Hydrogen
66.
What is correct function for a carb? 
a)
build and repair body tissues
b)
body's main source of energy
c)
helps keep immune system functioning
d)
cushions organs
67.
The phospholipid bilayer comprises what part of the cell?
a)
cytoplasm
b)
cell membrane
c)
cytoskeleton
d)
nuclear membrane
68.
How do lipids function for cells and organisms?
a)
store information
b)
store energy
c)
breakdown wastes
d)
join with substrates
69.
Which of these is not a function of lipids?
a)
Quick energy
b)
Sturctural components in cell membranes
c)
Waterproofing
d)
Long term energy storage
70.

Lipids are composed of which atoms?

a)

Hydrogen, Oxygen, Nitrogen

b)

Hydrogen, Oxygen, Carbon

c)

Oxygen, Nitrogen, Carbon

d)

Oxygen, Nitrogen, Hydrogen

71.

True or False: Lipids are insoluble

a)

True

b)

False

72.
Which macromolecule is this?
a)
carbohydrate
b)
lipid
c)
protein
d)
nucleic acid
73.

The repeating units of protein are

a)

Amino acids

b)

Glucose

c)

Fatty acid

d)

Peptides

74.

What is one of the functions of a protein?

a)

cell energy

b)

enzymes

c)

long term energy storage

d)

contain genetic information

75.

Why is folding so important in proteins?

a)

It gives them a unique, functional shape

b)

It makes them look tidier

c)

It makes every protein molecule different from the next even if they are the same type

d)

The folding is random so is not that important at all

76.
DNA and RNA are examples of...
a)
proteins
b)
nucleic acids
c)
carbohydrates
d)
lipids
77.
What is the function of nucleic acids?
a)
Stores energy
b)
Stores genetic information
c)
Movement
d)
Physical structure
78.
What is the monomer of nucleic acids?
a)
Glycerol
b)
Monosaccharides
c)
Amino Acids
d)
Nucleotides

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