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Worksheets

Biomolecules Practice

Total questions: 40

Worksheet time: 1hrs 11mins

Name
Class
Date
1.
What biomolecule do enzymes belong to? 
a)
Carbohydrate
b)
Lipid
c)
Nucleic Acid
d)
Protein
2.
Which biomolecule is found in pasta and bread?
a)
Lipid
b)
Protein
c)
Nucleic Acid
d)
Carbohydrate
3.
Which biomolecule is a main source of quick energy?
a)
Nucleic Acid
b)
Protein
c)
Lipid
d)
Carbohydrate
4.
Which biomolecule is found in fats, oils, and waxes and is a source of long-term energy
a)
Proteins
b)
Nucleic Acid
c)
Lipids
d)
Carbohydrate
5.
What is the function of a nucleic acid?
a)
Stores genetic information
b)
Stores energy
c)
Quick source of energy
d)
Builds structures
6.
Carbon, Hydrogen, Oxygen and Nitrogen are elements in what biomolecule?
a)
Carbohydrate
b)
Lipid
c)
Protein
d)
Nucleic acid
7.
Which biomolecule is this a picture of?
a)
Protein
b)
Nucleic Acid
c)
Lipid
d)
Carbohydrate
8.
Which biomolecule is this a picture of?
a)
Protein
b)
Nucleic Acid
c)
Lipid
d)
Carbohydrate
9.
Which biomolecule is this a picture of?
a)
Protein
b)
Nucleic Acid
c)
Lipid
d)
Carbohydrate
10.
Which biomolecule is responsible for insulation and energy storage?
a)
Protein
b)
Nucleic Acid
c)
Lipid
d)
Carbohydrate
11.
What elements are common to all 4 biomolecules?
a)
Carbon, hydrogen, nitrogen
b)
Carbon, Nitrogen, Phosphorus
c)
Carbon, Hydrogen, Oxygen
d)
Carbon, Hydrogen, Phosphorus
12.
A monomer is ...
a)
a single atom
b)
a building block for polymers
c)
a single element
d)
is an inorganic molecule
13.
What is the purpose  of an enzyme?
a)
give permission for the reaction
b)
raise activation energy
c)
speed up reactions
d)
control how many reactions occur
14.

Just under an orca's skin lies a thick layer of blubber. Blubber helps insulate a whale from heat loss. Based on this information, which biomolecule is blubber primarily made of?

a)

Lipids

b)

Nucleic Acids

c)

Proteins

d)

Carbohydrates

15.

Match the following

a)
1.

protein

b)
2.

nucleic acid

c)
3.

carbohydrate

d)
4.

lipid

16.

Match the following functions to the biomolecule

a)

Act as hormones

1.

Lipid

b)

Build muscle

2.

Protein

c)

Carry genetic information

3.

Nucleic acid

d)

Energy source (cellular respiration)

4.

Carbohydrate

17.
The following figure is illustrating
a)
Dehydration Synthesis
b)
Hydrolysis
18.
The following figure is illustrating
a)
Dehydration Synthesis
b)
Hydrolysis
19.
The following figure is illustrating
a)
Dehydration Synthesis
b)
Hydrolysis
20.

A __________ consists of many monomers bonded together.

a)

monomer

b)

hydrocarbon

c)

peptide

d)

polymer

21.

Match the qualities to the biomolecules.

Categorize the following

sugar

glycosidic

quick energy

cell identification

oils

Ester bonds

long term energy storage

build cell membrane

DNA/ RNA

Phosphodiester bonds

hydrogen bonds

genetic information

lactase

peptide bonds

chemical reactions

express traits (build body)

amino acids

nucleotides

fatty acids and glycerol

monosaccharides

Carbohydrates
Lipids
Nucleic acids
proteins
22.

Name the Molecules in the diagram

23.

Complete the statements below by choosing the correct biomolecule.

​ (a)   , such as glucose, provide us with quick energy source. ​ (b)   , which include fats, store energy that can be used later. ​ (c)   , which are composed of amino acids, help with muscle growth and repair. ​ (d)   , which include DNA and RNA, play a major role in the storage and expression of genetic information.

Choose from the below words
Carbohydrates
Lipids
Proteins
Nucleic acids
24.

Match the following

a)

Lipids

1.

Long term energy storage, and allow for transport of certain molecules in and out of the cell

b)

Proteins

2.

provide structure, includes enzymes that catalyze reactions inside the cell

c)

Nucleic acids

3.

Store genetic information for the cell

d)

Carbohydrates

4.

Provides energy for cellular processes, provides structure for cell walls

25.

Match the definitions with their vocabulary terms.

a)

organic compound made of amino acids joined by peptide bonds; primary building block of organisms

1.

protein

b)

organic compound containing carbon, hydrogen, and oxygen in a ratio of one oxygen and two hydrogen atoms for each carbon atom

2.

carbohydrate

c)

hydrophobic biological molecule composed mostly of carbon and hydrogen

3.

lipid

d)

carbon compound joined by peptide bonds

4.

amino acid

e)

complex macromolecule that stores and communicates genetic information

5.

nucleic acid

26.

The cell membrane contains channels and pumps that help move materials from one side to the other. What are these channels and pumps made of?

a)

Carbohydrates

b)

Lipids

c)

Bilipids

d)

Proteins

27.
The reaction used to digest and break the bond in red is:
a)
Hydrolysis
b)
Dehydration Synthesis
c)
Oxidation
d)
Single Displacement
28.
The diagram shows a bond forming between two amino acids. What is the name of this reaction?
a)
Dehydration Synthesis
b)
Hydrolysis
c)
Pepysis
d)
Oxidation
29.

Which protein transports oxygen through the bloodstream and carbon dioxide out of the bloodstream.

a)

Hemoglobin

b)

Amino Acids

c)

Actin

d)

Gluten

30.

Select the rectangle that best answers the question.

31.

Identify what types of biomolecules glycogen and lactase are.

32.
Question Image

Match the following structures with their correct descriptions.

a)

Monosaccharide

1.

Consists of sugar molecules.

b)

Nucleic Acid

2.

Consists of nucleotides.

c)

Lipid

3.

Consists of glycerol and fatty acids.

d)

Protein

4.

Consists of amino acids.

33.

Match the following compounds as one of the macromolecules

a)

Starch

1.

Carbohydrates

b)

Insulin

2.

Protein

c)

Steroids

3.

lipid

d)

Messenger RNA

4.

nucleic acid

34.

Match the following

a)

Fast, short term energy

1.

Carbohydrate

b)

Instructional Code of Life

2.

Nucleic Acid

c)

Builds muscle, bone, and makes up hormones and enzymes

3.

Proteins

d)

Long term energy, cell membranes, and insulation

4.

Lipids

35.

Match the following structures to their biomolecule

a)
1.

Carbohydrate

b)
2.

Lipid

c)
3.

Protein

d)
4.

Nucleic Acid

36.

Chitin is a ​ (a)   It is found in the ​ (b)   ​ ​ of some insects.

Choose from the below words
carbohydrate
exoskeleton
lipds
37.

Match the following

a)

insulation

1.

lipid

b)

energy

2.

carbohydrate

c)

cell wall

3.

cellulose

d)

stores genetic information

4.

DNA

e)

Monomer of nucleic acids

5.

nucleotide

38.

Complete the statements below by choosing the correct biomolecule.

Biomolecules are substances that are produced by cells that have a variety of functions in our bodies.

​ (a)   , such as glucose, provide us with quick energy source. ​ (b)   , which include fats, store energy that can be broken down to yield larger amounts of energy. ​ (c)   , which are composed of amino acids, help with muscle growth and repair. ​ (d)   , which include DNA and RNA, play a major role in the storage and expression of genetic information.

Choose from the below words
Carbohydrates
Lipids
Proteins
Nucleic acids
39.

Which TWO biomolecules are pictured here:

a)

Carbohydrates

b)

Lipids

c)

Proteins

d)

Nucleic Acids

40.

Two biomolecules are shown.

a)

Molecule X and Molecule Y are both carbohydrates.

b)

Molecule X is a nucleic acid, and Molecule Y is a carbohydrate

c)

Molecule X and Molecule Y are both nucleic acids.

d)

Molecule X is a carbohydrate, and Molecule Y is a nucleic acid.