WorksheetsMacromolecule Final
Total questions: 21
Worksheet time: 22mins
Name
Class
Date
1.
What is the name of this molecule?
a)
amino acid
b)
nucleotide
c)
monosaccharide
d)
triglyceride
2.
Which macromolecule is this?
a)
protein
b)
lipid
c)
nucleic acid
d)
carbohydrate
3.
Which of these macromolecules is a quick source of energy?
a)
1
b)
2
c)
3
d)
4
4.
Which one of these molecules is a nucleic acid?
a)
1
b)
2
c)
3
d)
4
5.
What is the function of macromolecule subunit shown?
a)
energy
b)
catalyst
c)
stores genetic information
d)
composes the majority of the cell
membrane
membrane
6.
What macromolecule subunit is this?
a)
monosaccharide
b)
triglyceride
c)
amino acid
d)
nucleotide
7.
In living organisms, lipids function mainly as:
a)
stored energy and transmitters of genetic information
b)
stored energy and components of cellular membranes
c)
Transmitters of genetic information and catalysts
d)
Catalysts of chemical reactions
8.
What makes this a nucleic acid?
a)
It six carbons and 12 hydrogen
b)
It has a five carbon sugar and a phosphate
c)
It has an amine group
d)
It has three fatty acids
9.
Which type of molecule encodes genetic information in Streptococcus pneumoniae (bacteria)?
a)
protein
b)
lipid
c)
nucleic acid
d)
carbohydrate
10.
What is the relationship between proteins and nucleic acids?
a)
Nucleic acids use proteins for energy
b)
Nucleic acids are a subset of proteins
c)
Proteins are long polymers of
nucleic acids
nucleic acids
d)
Nucleic acids contain the information to make proteins
11.
Which of the following is an INCORRECT match of the carbohydrate with its function?
a)
sugar transport in plants--disaccharides
b)
energy storage in plants--starches
c)
energy storage in plants--lactose
d)
sugar transport in humans--glucose
12.
The diagram shows the structure of an amino acid. Which type of molecule is formed from amino acids?
a)
lipids
b)
proteins
c)
carbohydrates
d)
nucleic acids
13.
What monomer is used to build RNA and DNA?
a)
fatty acid
b)
amino acid
c)
Glucose
d)
nucleotide
14.
Which of the following molecules is made up of glycerol and fatty
acids?
acids?
a)
sugars
b)
starches
c)
lipids
d)
nucleic acids
15.
Which statement is true about macromolecules?
a)
Simple sugars are made of polysaccharides.
b)
Glycerol is made of fatty acids.
c)
Proteins are made of amino acids.
d)
Nucleotides are made of nucleic acids.
16.
Water is able to act as an excellent coolant and keeps earth's climate milder because of-
a)
its cohesion and adhesion
b)
Its lower density as a solid
c)
its high heat capacity
d)
it surface tension
17.
Waters ability to move from the roots of trees to the leaves is do to its-
a)
Its adhesion and cohesion
b)
surface tension
c)
lower density as a solid
d)
high heat capacity
18.
Water is lighter as ice than as a liquid this causes ice to float which helps-
a)
creature sensitive to temperature change
b)
creatures who like it cold
c)
ships navigate oceans faster
d)
evaporation
19.
What is the function of molecule four?
a)
makes glucose
b)
stores energy
c)
encodes genetic information
d)
speeds up chemical reactions
20.
Molecule 3 is a(n)-
a)
monosaccharide
b)
triglyceride
c)
nucleic acid
d)
amino acid
21.
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 .
100 %
