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Worksheets

2.5 Biomolecule Review 2023

Total questions: 197

Worksheet time: 2hrs 24mins

Name
Class
Date
1.

What do enzymes do?

(a)  

2.

How do enzymes speed up chemical reactions?

(a)  

3.

Enzymes are a form of which biomolecule?

a)

Carbohydrates

b)

Proteins

c)

Nucleic Acids

d)

Lipids

4.

How many types of reactions can a specific enzyme direct?

a)

a wide variety of reactions

b)

only one specific reaction

c)

exactly 5 different reactions

d)

every reaction in the cell

5.

What does letter "A" represent in this diagram?

a)

Enzyme

b)

Substrate

c)

Active Site

d)

Products

6.

What does letter "B" represent in this diagram?

a)

Enzyme

b)

Substrate

c)

Active Site

d)

Products

7.

What does letter "C" represent in this diagram?

a)

Enzyme

b)

Substrate

c)

Active Site

d)

Products

8.

What does letter "D" represent in this diagram?

a)

Enzyme

b)

Enzyme-Substrate Complex

c)

Active Site-Enzyme Complex

d)

Products

9.

What does letter "E" represent in this diagram?

a)

Enzyme

b)

Enzyme-Substrate Complex

c)

Active Site

d)

Products

10.

Enzymes are known as biological catalysts because they -

a)

speed up chemical reactions

b)

slow down reaction rates

c)

increase the activation energy

d)

reduce the polarity of water

11.

What do we call the amount of energy required to

start a chemical reaction?

a)

Beginning energy

b)

Activation Energy

c)

Connecting energy

d)

Required Energy

12.

How does the presence of an enzyme affect the amount

of energy needed to start the reaction?

a)

Raises the amount of energy needed

b)

Lowers the amount of Energy needed

c)

Doubles the amount of energy needed

d)

The enzyme does not affect the energy level

13.

What are proteins made of?

a)

Nucleic Acids

b)

Amino Acids

c)

Citric Acid

d)

Hydrochloric Acid

14.
Any substance that is acted upon by an enzyme is called a(n)?
a)
Coenzyme
b)
Substrate
c)
Vitamin
d)
Polypeptide
15.
An enzyme speeds up a chemical reaction in the cell but can only be used once.  True or False? 
a)
true
b)
false
16.
Enzymes speed up reaction rates by changing...
a)
Activation Energy
b)
pH
c)
Hydrogen Bonds
d)
Kinetic Energy
17.
Enzymes will make a reaction go _______ and use ______ energy.
a)
faster, less
b)
faster, more
c)
slower, less
d)
slower, more
18.
Where do substrates bind on an enzyme?
a)
voltage-gated channels
b)
surface receptor
c)
calcium channels
d)
active site
19.

What is another name for an enzyme?

(a)  

20.

Enzymes: (2)

a)

Speed up chemical reactions

b)

are proteins

c)

store energy

d)

are made of nucleic acids

21.

What do enzymes do?

a)

Speed up chemical reactions

b)

Slow down chemical reactions

c)

Transport molecules through the cell membrane

d)

Carry oxygen in chemical reactions

22.

How do enzymes speed up chemical reactions?

a)

By raising activation energy

b)

By lowering activation energy

c)

By breaking down large substances

d)

By carrying oxygen in the blood

23.
What is a substance called if it speeds up a chemical reaction?
a)
reusable
b)
catalyst
c)
specific
d)
fragile
24.

Enzymes are an example of

a)

Lipids

b)

Carbohydrate

c)

Protein

d)

Nucleic Acid

25.
Each enzyme only has 1 substrate that will fit its active site.  What is this called?
a)
reusable
b)
catalyst
c)
specific
d)
fragile
26.
In the diagram, what is letter A? 
a)
product
b)
substrate
c)
enzyme-substrate complex
d)
active site
27.
Letter D...
a)
active site
b)
enzyme
c)
substrate
d)
products
28.
Letter B...
a)
active site
b)
enzyme
c)
substrate
d)
products
29.
Letter C...
a)
active site
b)
enzymes
c)
substrate
d)
products
30.
Letter E...
a)
active site
b)
enzyme
c)
substrate
d)
products
31.
An enzyme speeds up a reaction by
a)
lowering the activation energy.
b)
raising the activation energy.
c)
releasing energy.
d)
absorbing energy.
32.
The graph shows how enzymes affect reactions in cells. Which statement best summarizes the information shown in the graph?
a)
Enzymes increase the energy of the reactants.
b)
Enzymes decrease the energy level of the products.
c)
Enzyme decrease the activation energy of the reaction.
d)
Enzymes reverse the direction of the reaction.
33.
Any substance that is acted upon by an enzyme is called a(n)?
a)
Coenzyme
b)
Substrate
c)
Vitamin
d)
Polypeptide
34.
Enzymes speed up reaction rates by changing...
a)
Activation Energy
b)
pH
c)
Hydrogen Bonds
d)
Kinetic Energy
35.
What are the four biological molecules?
a)
proteins, carbohydrates, lipids, nucleic acids
b)
A, T, C, G
c)
water, air, earth, and fire
d)
Joe, Nick, and Kevin Jonas
36.
Which of these is NOT true?
a)
Enzymes can denature (change shape) when the temperature gets too high.
b)
Enzymes can only be used once in a chemical reaction. 
c)
Extreme pH can denature enzymes.
d)
Enzymes speed up chemical reactions. 
37.
Where do substrates bind on an enzyme?
a)
voltage-gated channels
b)
surface receptor
c)
calcium channels
d)
active site
38.
What makes an enzyme substrate specific?
a)
Size
b)
Shape
c)
Name
d)
Location it is found in
39.

Enzymes perform which of the following functions within living cells?

a)

inhibiting the translation of proteins

b)

providing structural stability

c)

transmitting ultraviolet rays

d)

catalyzing chemical reactions

40.

Starches and sugars are examples of what class of biomolecule?

a)

Carbohydrate

b)

Lipid

c)

Nucleic Acid

d)

Proteins

41.

Which biomolecule's primary function is to store information?

a)

Carbohydrate

b)

Lipid

c)

Nucleic Acid

d)

Proteins

42.

Which biomolecule is used for quick energy?

a)

Carbohydrate

b)

Lipid

c)

Nucleic Acid

d)

Proteins

43.

What are proteins made of?

a)

Nucleic Acids

b)

Amino Acids

c)

Citric Acid

d)

Hydrochloric Acid

44.

What are nucleic acids made of?

a)

Amino Acids

b)

Nucleotides

c)

Deoxyribose

d)

Ribose

45.

The new substances formed by an enzyme are called its ______________________.

a)

Substrate

b)

Active site

c)

Products

d)

Complex

46.

Enzymes bind to specific substrates. Because of this, each ______________ requires its own enzyme.

a)

active site

b)

reaction

c)

substrate

d)

cell

47.

Organic compounds are chemical compounds that contain the element

a)

hydrogen.

b)

carbon.

c)

oxygen.

d)

nitrogen.

48.

A small amount of enzymes can act on a large amount of substrate because

a)

enzymes do not change after a reaction and can be used again.

b)

a little enzyme can supply enough energy to carry out a reaction.

c)

as the reaction is going on, more enzymes are produced.

d)

enzymes act in a all or none situation.

49.
a)

A

b)

B

c)

C

d)

D

50.
a)

F

b)

G

c)

H

d)

J

51.
a)

F

b)

G

c)

H

d)

J

52.
a)

F

b)

G

c)

H

d)

J

53.
Where do substrates bind on an enzyme?
a)
voltage-gated channels
b)
surface receptor
c)
calcium channels
d)
active site
54.
Which of the following conclusions can be drawn from this graph?
a)
The optimum pH of the enzyme is 6.6.
b)
The optimum pH of the enzyme is 5.8
c)
The enzyme’s activity increases as pH increases 5.0 to 9.0
d)
The enzyme’s activity is greater around pH of 8.0 .
55.

The graph shows how enzymes affect reactions in cells. Which statement best summarizes the information shown in the graph?

a)

Enzymes increase the energy of the reactants.

b)

Enzymes decrease the energy level of the products.

c)

Enzymes decrease the activation energy of the reaction.

d)

Enzymes reverse the direction of the reaction.

56.

When an enzyme denatures it means it can______________.

a)

function properly

b)

no longer function

c)

be okay

d)

need oxygen

57.
Based on the graph, what is the optimal temperature for this enzyme? 
a)
15oC
b)
40oC
c)
30oC
d)
35oC
58.

What does inhibit mean?

a)

To change the shape of an enzyme

b)

To slow or stop an enzyme from binding correctly with its substrate

c)

To create new products

d)

To destroy the substrate

59.

An enzyme could denature due to extreme temperatures or pH. Denature means ______________

a)

to unfold or change shape

b)

to make bigger

c)

to increase the function

d)

to speed up

60.

At what pH has the enzyme most likely becoming denatured?

a)

6

b)

7

c)

8

d)

9

61.

What happens when enzymes are heated to a high temperature?

a)

The enzymes die.

b)

The shapes of the enzyme are altered.

c)

The enzymes' amino acid sequence changes.

d)

The enzymes remain the same

62.

The enzyme on the left is working correctly. What is happening to the enzyme on the right?

a)

It is being denatured

b)

Nothing; it is working correctly

c)

It is being inhibited

d)

It is creating a product.

63.
With what 3 letters do enzymes typically end?
a)
-ose
b)
-ase
c)
-ese
d)
-tic
64.

What happens when enzymes are heated to a high temperature?

a)

The enzymes die.

b)

The shape of the enzyme are changed and it denatures

c)

The enzymes' amino acid sequence changes.

d)

The enzymes remain the same

65.
Which of these is most likely an enzyme?  
a)
Sucrose
b)
Galactose
c)
Fructose
d)
Amylase
66.
What happens to an enzyme when it is denatured?
a)
Activation energy is lowered.
b)
It becomes stronger.
c)
It loses its shape.
d)
Activation energy is raised.
67.
Enzymes are composed of which of the following monomers? 
a)
amino acids
b)
carbohydrates
c)
nucleotides
d)
monosaccharides
68.

An enzyme is heated until its shape changes and it no longer fits its substrate. The enzyme has been:

(a)  

69.

An enzyme has a small molecule blocking its active site. The enzyme has been:

(a)  

70.

Tick all the properties of enzyme.

a)

speed up metabolic reaction

b)

remain unchanged at the end of reaction

c)

made of fats

d)

known as biocatalysts

71.
What is the energy needed to start an chemical reaction referred to?
a)
Cascading Energy
b)
Potential Energy 
c)
Kinetic Energy
d)
Activation energy
72.
Where do substrates bind on an enzyme?
a)
voltage-gated channels
b)
surface receptor
c)
calcium channels
d)
active site
73.

Competitive inhibition involves a molecule, other than the substrate, binding to the enzyme’s _____ site.

a)

BInding

b)

Allosteric

c)

Kinetic

d)

Active

74.
How do enzymes speed up chemical reaction?
a)
Increasing activation energy
b)
Decreasing activation energy
c)
Increasing deactivation energy
d)
Decreasing deactivation energy
75.

Which of the following correctly describes enzyme structure and function?

a)

The shape of an enzyme is responsible for its function.

b)

All enzymes can bind to all substrates.

c)

The substrate is responsible for the shape of the enzyme.

d)

The location of an enzyme determines its function.

76.

Enzymes are biological ________________.

a)

agitators

b)

spurs

c)

catalysts

d)

stimulants

77.

Enzymes _________________________ chemical reactions without being changed.

a)

Speed up

b)

Slow down

c)

Stop

d)

Start

78.

The substance that an enzyme attaches to is called its _____________.

a)

Active Site

b)

Catalyst

c)

Product

d)

Substrate

79.

The new substances formed by an enzyme are called its ______________________.

a)

Substrate

b)

Active site

c)

Products

d)

Complex

80.

Enzymes bind to specific substrates. Because of this, each ______________ requires its own enzyme.

a)

active site

b)

reaction

c)

substrate

d)

cell

81.

Each enzyme works best under specific conditions. Each enzyme works best at a specific _______________________.

a)

Temperature, time

b)

pH, time

c)

Temperature, pH

d)

Time, place

82.

When temperature and pH change too much, enzymes become __________________ and stop working.

a)

devalued

b)

decomposed

c)

denatured

d)

debrided

83.

________________________ bind to enzymes and keep substrates from attaching. This keeps enzymes from working.

a)

Inhibitors

b)

Catalysts

c)

Active sites

d)

Proteins

84.

Enzymes often work together to complete processes. If even one enzyme stops working, the entire pathway is _____________.

a)

Accelerated

b)

Denatured

c)

Activated

d)

Disrupted

85.

What is the optimum pH of this enzyme?

(a)  

86.

What is the optimum temperature of this enzyme?

(a)  

87.

Which Graph shows that an enzyme works best at a pH of 4?

a)
b)
c)
d)
88.

Which Graph shows that an enzyme works best at a pH of 7?

a)
b)
c)
d)
89.

Which Graph shows that an enzyme works best in a NEUTRAL pH?

a)
b)
c)
d)
90.

Which graph shows that an enzyme works best at 15 degrees?

a)
b)
c)
d)
91.

Which graph shows that an enzyme works best at 100 degrees?

a)
b)
c)
d)
92.

Which graph shows that the enzyme works best at 100 degrees?

a)
b)
c)
d)
93.

Which line shows that an enzyme works best at a pH pf 9?

a)

A

b)

B

c)

C

94.

Which line shows that an enzyme works best at an ACIDIC pH?

a)

A

b)

B

c)

C

95.

Which Enzyme works best at a temperature of 37?

a)

Enzyme A

b)

Enzyme B

96.

Which Enzyme works best at a pH of 7.5?

a)

Enzyme A

b)

Enzyme B

97.

What can we conclude from the graph? At a temperature of 62 ...

a)

Enzyme activity is highest

b)

Enzyme activity is low but working

c)

Enzyme is denatured

98.

Which substrate would this enzyme catalyze?

a)
b)
c)
d)
99.

What can we conclude from the graph? At a a pH of 3..

a)

Enzyme A works best

b)

Enzyme B works best

c)

Enzyme A works but low activity

d)

Enzyme B works but low activity

100.

What can we conclude from the graph? At a a pH of 8..

a)

Enzyme A works best

b)

Enzyme B works best

c)

Enzyme A works but low activity

d)

Enzyme B works but low activity

101.

What can we conclude from the graph? At a a pH of 6...

a)

Enzyme A works best

b)

Enzyme B works best

c)

Enzyme A works but low activity

d)

Enzyme B works but low activity

102.

What can we conclude from the graph? At a a pH of 10...

a)

Enzyme A works best

b)

Enzyme B works best

c)

Both enzymes are denatured

103.
DNA and RNA are examples of...
a)
proteins
b)
nucleic acids
c)
carbohydrates
d)
lipids
104.
What is the function of nucleic acids?
a)
Stores energy
b)
Stores genetic information
c)
Movement
d)
Physical structure
105.

What are the building blocks of nucleic acids such as DNA and RNA?

a)
Glycerol
b)
Monosaccharides
c)
Amino Acids
d)
Nucleotides
106.
Proteins are made of monomers called ___________
a)
Nucleotides
b)
Monosaccharides
c)
Amino Acids
d)
Glycerol and fatty acids
107.

Biomolecules containing the genetic code for heredity.

a)

Nucleic Acids

b)

Proteins

c)

Carbohydrates

d)

Lipids

108.
Building blocks of the body, hair , muscles etc.
a)
protein
b)
nucleic acid
c)
lipids
d)
carbohydrates
109.

Which bond is present between two amino acids?

a)

Glycosidic Bond

b)

Phosphodiester bond

c)

Ester Bond

d)

Peptide Bond

110.

Another word for a protein:

(a)  

111.

What are nucleic acids comprised of?

(a)  

112.

What is a long chain of amino acids called? (2)

a)

Protein

b)

Lipid

c)

Carbohydrate

d)

Polypeptide

e)

Nucleic acid

113.
Enyzmes are a very important type of protein used to
a)
Build bones in skeleton
b)
Send hormonal signals throughout body
c)
Speed up chemical reactions
d)
Photosynthesize glucose in plants
114.
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
115.

Every living cell, DNA and RNA serve as the molecules that store and transmit genetic information throughout the cell. These molecules are both forms of which biomolecule?

a)

Nucleic Acids

b)

Carbohydrates

c)

Lipids

d)

Proteins

116.

Which class of biomolecule is the most diverse and performs a variety of functions?

a)

Carbohydrates

b)

Nucleic Acid

c)

Proteins

d)

Lipids

117.

Which biomolecule forms the cytoskeleton in cells?

a)

Carbohydrates

b)

Nucleic Acid

c)

Proteins

d)

Lipids

118.

Which TWO molecules are used to store energy? (Two Answers)

a)

Carbohydrates

b)

Nucleic Acid

c)

Proteins

d)

Lipids

119.

Which biomolecule is used to transport molecules through membranes?

a)

Carbohydrates

b)

Nucleic Acid

c)

Proteins

d)

Lipids

120.

An advertisement for a health supplement for dogs claims to build muscle and strengthen ligaments and tendons, as well as provide energy. Which two biomolecules must the supplement contain to provide these benefits?

a)

Carbohydrates and Lipids

b)

Proteins and Carbohydrates

c)

Nucleic Acids and Carbohydrates

d)

Lipids and Nucleic Acids

121.
DNA and RNA are examples of...
a)
proteins
b)
nucleic acids
c)
carbohydrates
d)
lipids
122.
Which macromolecule is this?
a)
carbohydrate
b)
lipid
c)
protein
d)
nucleic acid
123.

What are the two kinds of nucleic acids? (check all that apply)

a)

RNA

b)

DNA

c)

Amino Acids

d)

5-Carbon Sugar

124.

What are the three parts of a nucleotide?

a)

a base

b)

a protein

c)

5-carbon sugar

d)

a phosphate group

125.

What is the function of DNA?

a)

Tells you it is a nucleic acid and not a protein

b)

Carrier of genetic information

c)

Creates proteins

d)

Allows things to enter and leave the cell

126.

An example of a nucleic acid is

a)

amino acid

b)

DNA

c)

sugar

d)

wax

127.

What is the function of nucleic acids?

a)

store energy (long-term)

b)

store energy (short-term)

c)

build skin, hair, nails, muscles

d)

store genetic information

128.

Proteins are made of:

(a)  

129.

Amino acids make up:

(a)  

130.

Nucleic acids are made of:

(a)  

131.

Nucleotides make up:

(a)  

132.

What are the four biomolecules?

a)

Nucleotides, Amino Acids, Sugars and Lipids

b)

Lipids, Proteins, Nucleic Acids, and Carbohydrates

c)

Lipids, Nucleotides, Proteins, and Carbohydrates

d)

Nucleic Acids, Amino Acids, Proteins, and Carbohydrates

133.

Which biomolecule is made of sugars?

(a)  

134.

Which answers are correct?

a)

Carbohydrates are made of sugars

b)

Carbohydrates are made of amino acids

c)

Proteins are made of amino acids

d)

Nucleic acids are made of nucleotides

135.

Which describes the functions of proteins in living things?

a)

structural, transport, signaling, catalysts, etc.

b)

stores and transmits genetic information

c)

stores energy and makes up cell membranes

d)

quick energy and forming cell structure

136.

Proteins are polymers of __________.

a)

amino acids

b)

fatty acids

c)

carboxylic acids

d)

nucleic acids

137.

Proteins are made of many ____ bonded together.

a)

amino acids

b)

enzymes

c)

polypeptides

d)

sugars

138.

Which components below are part of a nucleotide?

a)

A peptide bond

b)

A sugar

c)

A phosphate group

d)

A nitrogen base

139.

A sugar, a phosphate group, and a nitrogen base make up a:

a)

Protein

b)

Carbohydrate

c)

Nucleotide

d)

Nucleic Acid

140.

A sugar, a phosphate group, and a nitrogen base make up a:

(a)  

141.

What is the main job of a nucleic acid?

a)

To store information

b)

To provide energy

c)

To insulate against the cold

d)

To speed up chemical reactions

142.

The NA in DNA stands for:

a)

Nucleic Acid

b)

Nucleotide Acid

c)

Not Acid

d)

Neoxyribo Acid

143.

Which biomolecule is the most diverse, with the largest group of functions?

a)

Nucleic Acids

b)

Proteins

c)

Carbohydrates

d)

Lipids

144.

Which biomolecule is the most diverse, with the largest group of functions?

(a)  

145.

Which are functions of a protein?

a)

Store genetic information

b)

Transport molecules through membranes

c)

Create a cytoskeleton

d)

Carry oxygen in the blood

146.

Enzymes are a type of:

a)

Lipid

b)

Protein

c)

Nucleic Acid

d)

Carbohydrate

147.

All four classes of biomolecule are carbon-based, which means they are classified as:

a)

Organic

b)

Alive

c)

Biological

d)

Polypeptides

148.

All four classes of biomolecule are carbon-based, which means they are classified as:

(a)  

149.
a)

F

b)

G

c)

H

d)

J

150.
a)

A

b)

B

c)

C

d)

D

151.

What is the function of nucleic acids?

a)

Energy

b)

Energy Storage

c)

Building Cell Structures

d)

Information Storage

152.

Which of the following is NOT part of a nucleotide?

a)

Nitrogenous Base

b)

Phosphate Group

c)

Pentose Sugar

d)

Fatty Acid

153.
What is the function of a carbohydrate?
(Why do I need this before a workout?)
a)
Quick energy
b)
Movement
c)
Stores genetic information
d)
Speeds up reactions
154.

Both complex carbohydrates and lipids can provide energy to your body as they are broken down. However, only carbohydrates are broken down into which of the following subunits?

a)

Sugars

b)

Amino Acids

c)

Nucleotides

d)

Fats

155.

Which of the following sets of organic molecules are most often used for energy storage in plants and animals?

a)

proteins and carbohydrates

b)

cholesterols and nucleic acids

c)

carbohydrates and lipids

d)

enzymes and hormones

156.

If a complex molecule can be digested to produce sugars, then the original molecules should be classified as which type of biomolecule?

a)

Lipids

b)

Proteins

c)

Nucleic Acids

d)

Carbohydrates

157.

Fats, oils and steroids are all examples of what class of biomolecule?

a)

Carbohydrates

b)

Proteins

c)

Nucleic Acids

d)

Lipids

158.

Which class of biomolecule do sugars and starches belong to?

a)

Carbohydrates

b)

Nucleic Acid

c)

Proteins

d)

Lipids

159.

Which biomolecule helps plants to retain water?

a)

Carbohydrates

b)

Nucleic Acid

c)

Proteins

d)

Lipids

160.

Which biomolecule is used in the cell walls?

a)

Carbohydrates

b)

Nucleic Acid

c)

Proteins

d)

Lipids

161.

Which TWO molecules are used to store energy? (Two Answers)

a)

Carbohydrates

b)

Nucleic Acid

c)

Proteins

d)

Lipids

162.
The molecules needed for life are called...
a)
Atoms
b)
Biomolecules
c)
photosynthesis 
d)
elements
163.
Fatty acids make up this biomolecule. This biomolecule is makes up fats, oils, and waxes. 
a)
lipids
b)
organic
c)
enzyme
d)
protein
164.
This biomolecule is hydrophobic (it does not like water)...
a)
enzyme
b)
biomolecule
c)
lipid
d)
amino acid
165.
Bio means...
a)
fat
b)
carbohydrates
c)
monomer
d)
life
166.

What is another name for a carbohydrate?

(a)  

167.

Lipids store:

(a)  

168.

Carbs are for:

(a)  

169.

Which biomolecule is often used in the body's tissues as energy? (2)

a)
proteins
b)
carbohydrates
c)
lipids
d)
nucleic acids
170.

This macromolecule is used for long term energy storage.

a)

protein

b)

simple carbohydrate

c)

complex carbohydrate

d)

lipid

171.

Which of the following is NOT a function of lipids?

a)

Long-term energy storage

b)

Short-term energy storage

c)

Insulation

d)

Waterproof coverings

172.

Carbohydrates are used for long-term energy storage

a)

True

b)

False

173.

Why are carbohydrates considered a quick source of energy?

a)

They are stored as fat

b)

They taste good

c)

They are easily digested by the cells

d)

They store more energy than lipids

174.

What are carbohydrates made of?

a)

Fats

b)

Sugars

c)

Nucleic Acids

d)

Amino Acids

175.

What are carbohydrates made of?

(a)  

176.

What process produces sugars?

a)

Cellular Respiration

b)

Photosynthesis

c)

Chemosynthesis

d)

Fermentation

177.

What process produces sugars?

(a)  

178.

Which organelle is made with carbohydrates?

a)

Cell membranes

b)

Cell Walls

c)

Nucleus

d)

Ribosomes

179.

The element _______is found in all of the organic compounds.

a)

Iron

b)

Carbon

c)

Nitrogen

d)

Oxygen

180.

The main function of a carbohydrate is

a)

long term energy storage

b)

stores genetic information

c)

short term energy storage

d)

regulates and controls all body proccesses

181.

What suffix (word ending) is used in the names of most carbohydrates?

a)

-ase

b)

-yme

c)

-ose

d)

-nic

182.

What is another name for a carbohydrate?

a)

Saccharide

b)

Photosynthesis

c)

Deoxyribonucleic Acid

d)

Amino Acid

183.

Which of the following is a main function of a lipid?

a)

source of quick energy

b)

stores energy, insulates us, and makes up the cell membrane

c)

transport substances in and out of the cell

d)

stores genetic information

184.

Is found in the cell membrane as a bilayer.

a)

carbohydrate

b)

protein

c)

lipid

d)

nucleic acid

185.

Carbohydrates can be identified because they end in:

(a)  

186.

How are carbohydrates and lipids related to each other? (2)

a)

They are both used for energy

b)

They are both made of amino acids

c)

They are both biomolecules

d)

They are both used to keep the body warm

187.
How do lipids function for cells?
a)
store information
b)
store energy
c)
breakdown wastes
d)
join with substrates
188.
Which biomolecule is often stored in the body's tissues as energy?
a)
proteins
b)
carbohydrates
c)
lipids
d)
nucleic acids
189.

Carbohydrates are

a)

responsible for cellular transport

b)

the genetic material

c)

the main source of energy for life

d)

insulation

190.

Short-term energy:

(a)  

191.

Long-term energy:

(a)  

192.

Stored in the body as fat:

(a)  

193.
a)

A

b)

B

c)

C

d)

D

194.
a)

F

b)

G

c)

H

d)

J

195.
a)

A

b)

B

c)

C

d)

D

196.
a)

F

b)

G

c)

H

d)

J

197.
Which biomolecule is often stored in the body's tissues as energy?
a)
proteins
b)
carbohydrates
c)
lipids
d)
nucleic acids

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