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WorksheetsMacromolecules
Total questions: 28
Worksheet time: 1hrs 4mins
Name
Class
Date
1.
Which macromolecule is made of simple and complex sugars?
a)
lipids
b)
proteins
c)
carbohydrates
d)
nucleic acids
2.
Which macromolecule stores energy, insulates us, and makes up the cell membrane?
a)
lipids
b)
proteins
c)
carbohydrates
d)
nucleic acids
3.
Which are enzymes?
a)
simple carbohydrates
b)
proteins that speed up chemical reactions
c)
lipids that make up the cell membrane
d)
a building block of DNA
4.
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
5.
Unsatured fats are healthier for you. Which is an example of an unsaturated fat?
a)
butter
b)
bacon
c)
olive oil
d)
eggs
6.
DNA and RNA are examples of...
a)
proteins
b)
nucleic acids
c)
carbohydrates
d)
lipids
7.
Which of the following elements make up nucleic acids?
a)
C, H, O
b)
C, H, O, N
c)
C, H, O, N, P
d)
C, H, O, Ca, S
8.
What suffix is used in the names of most carbohydrates?
a)
-ase
b)
-nic
c)
-ose
d)
-yme
9.
Where does the energy from our food originally come from?
a)
the Sun
b)
chemical reactions
c)
carbohydrates
d)
mitochondria
10.
Nucleotides are monomers of
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
11.
The element _______is found in all of the organic compounds.
a)
Iron
b)
Nitrogen
c)
Carbon
d)
Oxygen
12.
Waxes, oils and fats are examples of
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
13.
The polymer of monosaccharides are called ____________
a)
Glycerol and fatty acids
b)
Nucleotides
c)
Amino Acids
d)
Polysaccharides
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.
Which macromolecule is shown?
a)
lipid
b)
protein
c)
nucleic acid
d)
carbohydrate
16.
Which macromolecule is shown?
a)
lipid
b)
protein
c)
nucleic acid
d)
carbohydrate
17.
Which macromolecule is shown?
a)
lipid
b)
protein
c)
nucleic acid
d)
carbohydrate
18.
What type of macromolecule are enzymes?
a)
Protein
b)
Carbohydrate
c)
Lipid
d)
Nucleic Acid
19.
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)
Enzymes can denature when the pH changes.
d)
Enzymes speed up chemical reactions.
20.
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)
Enzymes can denature when the pH changes.
d)
Enzymes speed up chemical reactions.
21.
What kind of reaction links monomers together to form polymers?
a)
dehydration synthesis
b)
hydrolysis
22.
Two monosaccharides combine to make a ______.
a)
disaccharide
b)
polysaccharide
c)
dipeptide
d)
polypeptide
23.
Carbohydrates are made of the elements...
a)
C H O
b)
C H O N
c)
C H O N P
d)
C H O N S
24.
What is the ratio of the elements found in carbohydrates?
a)
1:2:1
b)
2:1
c)
1:2
d)
1:4
25.
Which is an example of a carbohyrdate?
a)
wax
b)
bread
c)
DNA
d)
red meat
26.
Which is an example of a protein?
a)
oil
b)
sugar
c)
DNA
d)
beans
27.
Which is the monomer (building block) for lipids?
a)
fatty acids & glycerol
b)
nucleotide
c)
amino acids
d)
monosaccharide
28.
What kind of reactions break down polymers into individual monomers?
a)
hydrolysis
b)
dehydration synthesis
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