Biochem Final Practice Exam & Correct
Answers | Latest Update 2026 | Graded A+
T/F: According to the module, a compound with a molecular mass of 1,000 g/mol is
considered a macromolecule. - correct answerfalse
macromolecule >5,000 g/mol
T/F: Biomolecules can have two or more different functional groups. - correct
answertrue
T/F: The following group is an amine.
C2H5NH2 - correct answertrue
T/F: In a eukaryotic cell, the organelles called peroxisomes serve the purpose of
digesting macromolecules. - correct answerfalse
peroxisomes degrade dangerous/hazardous molecules, lysosomes degrade
macromolecules
T/F: In a eukaryotic cell, the organelles called lysosomes serve the purpose of digesting
macromolecules. - correct answertrue
T/F: Carbon dioxide has a linear molecular shape AND has a bond angle of 109.5
degrees. - correct answerfalse
linear shape = 180 degrees
Of the following, ___ is not a property of carbon.
Forming ionic bonds
Forming cyclic structures
Forming multiple bonds
Forming bonds with oxygen
Bonding in long chains - correct answerForming ionic bonds
Which of the following is an element not typically found in living organisms?
Br
Ca
H
S
Na - correct answerBr
, What are the functional groups found in carbohydrates? - correct answercarbonyls
(C=O)
alcohol/hydroxyls (-OH)
ketones
aldehydes
What is a ketone? - correct answercarbonyl group bonded to 2 carbons
A ___ is a chemical formula that shows how the atoms of a molecule are bonded to one
another. - correct answerKekule' structure
A _____ is a chemical formula that does NOT show the C-H and C-C bonds. - correct
answercondensed formula
A collection of two or more macromolecules uniting is called a ___. - correct
answersupramolecular complex
An organic compound with this structure, C=C, contains a ___ functional group. -
correct answeralkene
What element has been called the superglue of the chemical world? - correct
answercarbon (C)
What molecule is the most important for energy storage in cells? - correct answerATP
What would be the approximate size of a human cell? - correct answer12 μm
For pentane, there are ___ carbon and ___ hydrogen atoms. - correct answer5; 12
For butane, there are ___ carbon and ___ hydrogen atoms. - correct answer4; 10
For an organic compound, which structure is the most efficient to draw? - correct
answerline bond
When writing an organic functional group, scientists often wrist an "R" as part of the
structure. What does the R indicate? - correct answerrest of the molecule
According to the module, the study of carbon compounds is referred to as ___. - correct
answerorganic chemistry
The ___ functional group was NOT discuss in this module.
alcohol
amine
aromatic
Answers | Latest Update 2026 | Graded A+
T/F: According to the module, a compound with a molecular mass of 1,000 g/mol is
considered a macromolecule. - correct answerfalse
macromolecule >5,000 g/mol
T/F: Biomolecules can have two or more different functional groups. - correct
answertrue
T/F: The following group is an amine.
C2H5NH2 - correct answertrue
T/F: In a eukaryotic cell, the organelles called peroxisomes serve the purpose of
digesting macromolecules. - correct answerfalse
peroxisomes degrade dangerous/hazardous molecules, lysosomes degrade
macromolecules
T/F: In a eukaryotic cell, the organelles called lysosomes serve the purpose of digesting
macromolecules. - correct answertrue
T/F: Carbon dioxide has a linear molecular shape AND has a bond angle of 109.5
degrees. - correct answerfalse
linear shape = 180 degrees
Of the following, ___ is not a property of carbon.
Forming ionic bonds
Forming cyclic structures
Forming multiple bonds
Forming bonds with oxygen
Bonding in long chains - correct answerForming ionic bonds
Which of the following is an element not typically found in living organisms?
Br
Ca
H
S
Na - correct answerBr
, What are the functional groups found in carbohydrates? - correct answercarbonyls
(C=O)
alcohol/hydroxyls (-OH)
ketones
aldehydes
What is a ketone? - correct answercarbonyl group bonded to 2 carbons
A ___ is a chemical formula that shows how the atoms of a molecule are bonded to one
another. - correct answerKekule' structure
A _____ is a chemical formula that does NOT show the C-H and C-C bonds. - correct
answercondensed formula
A collection of two or more macromolecules uniting is called a ___. - correct
answersupramolecular complex
An organic compound with this structure, C=C, contains a ___ functional group. -
correct answeralkene
What element has been called the superglue of the chemical world? - correct
answercarbon (C)
What molecule is the most important for energy storage in cells? - correct answerATP
What would be the approximate size of a human cell? - correct answer12 μm
For pentane, there are ___ carbon and ___ hydrogen atoms. - correct answer5; 12
For butane, there are ___ carbon and ___ hydrogen atoms. - correct answer4; 10
For an organic compound, which structure is the most efficient to draw? - correct
answerline bond
When writing an organic functional group, scientists often wrist an "R" as part of the
structure. What does the R indicate? - correct answerrest of the molecule
According to the module, the study of carbon compounds is referred to as ___. - correct
answerorganic chemistry
The ___ functional group was NOT discuss in this module.
alcohol
amine
aromatic
