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WorksheetsBiomolecules Review!
Total questions: 40
Worksheet time: 20mins
Which of the following are organic compounds?
protein
lipid
water
nucleic acid
How many bonds can carbon form with other atoms?
2
4
6
8
In a dehydration reaction,
water is a reactant
water is a product
a polymer is made
a polymer is broken down
In a hydrolysis reaction,
water is a reactant
water is a product
a polymer is made
a polymer is broken down
The building blocks of carbohydrates are:
nucleic acids
glycerol and fatty acids
amino acids
monosaccharides
An organic compound is a molecule that contains
carbon
hydrogen
oxygen
nitrogen
Glycogen and starch
are carbohydrates used for short-term energy storage.
are made of a sugar, a base, and a phosphate group.
can be either saturated or unsaturated.
are made of amino acids.
Which of the following are functions of carbohydrates?
primary energy source
short-term energy storage
gives plant cells their structure
insulation
A carbohydrate made of two sugar units is a:
monosaccharide
polysaccharide
bisaccharide
disaccharide
Which of the following is an example of a monosaccharide?
starch
glucose
sucrose
lactose
A ________ is a long strand of many sugars bonded together.
monosaccharide
polysaccharide
nucleic acid
polypeptide
Which type of organic molecule includes fats?
carbohydrates
lipids
proteins
nucleic acids
What type of biomolecule is pictured?
carbohydrate
lipid
protein
nucleic acid
Which of the following are functions of lipids?
short-term energy storage
insulation
send chemical signals to cells
make up cell membrane
Which of the following are related to unsaturated fats?
liquid at room temperature
single carbon to carbon bonds
bent shape
an example is butter
Which of the following are related to saturated fats?
solid at room temperature
one or more double carbon to carbon bonds
straight shape
an example is oil
What type of biomolecule is pictured?
carbohydrate
lipid
protein
nucleic acid
The building blocks of many lipids are:
amino acids
glycerol and fatty acids
nucleotides
monosaccharides
The building blocks of proteins are
amino acids
glycerol and fatty acids
nucleotides
monosaccharides
Each protein building block (monomer) is unique due to the:
hydroxyl group
amino group
variable group
carboxyl group
Which of the following elements are found in proteins?
C
H
N
P
What type of biomolecule is pictured?
carbohydrate
lipid
protein
nucleic acid
Which group is highlight in blue?
amino group
carboxyl group
variable group
hydroxyl group
Which group is highlight in green?
amino group
carboxyl group
variable group
hydroxyl group
Which group is highlight in pink?
amino group
carboxyl group
variable group
hydroxyl group
Which of the following are functions of proteins?
movement
speed up chemical reactions
energy source
transport substances
A protein’s function is determined by its
color
polarity
size
shape
A protein's shape is determined by it's
function
amino acid sequence
properties
environment
A long chain of amino acids is called a:
polysaccharide
substrate
polypeptide
disaccharide
The place where the substrate binds to the enzyme is called the:
product site
active site
catalyst site
reactor site
The amount of energy needed to start a reaction is the:
thermal energy
ATP energy
initial energy
activation energy
A(n) ______ reduces the amount of energy needed for a chemical reaction.
RNA molecule
lipid
DNA molecule
enzyme
Enzymes are made of
amino acids
glycerol and fatty acids
nucleotides
monosaccharides
The _____ is the reactant of an enzyme-catalyzed reaction.
active site
substrate
catalyst
product
What can happen if an enzyme is exposed to high heat?
it will work better
it will denature
it will lose its shape
it will lose its function
The material an enzyme works on is called the
enzyme
substrate
product
activation energy
Which is a function of nucleic acids?
short-term energy storage
insulation
chemical messengers
store and transmit genetic information
What type of biomolecule is pictured?
carbohydrate
lipid
protein
nucleic acid
The building blocks of nucleic acids are:
amino acids
glycerol and fatty acids
nucleotides
monosaccharides
Which of the following elements are found in nucleic acids?
C
O
N
P
