Biochem module 1-3.Final Test Paper 2026\2027.
Cell membranes
a. consist mainly of sugars
b. separate the cell from the outside world
c. do not allow transport into or out of the cell
d. are found in plants, but not in animals
b. separate the cell from the outside world
The main difference between prokaryotic and eukaryotic cells is the existence of ____
in eukaryotes.
Answers:
a. DNA
b. the nucleus
c. RNA
d. ribosomes
e. cell walls
the nucleus
Ribosomes
Answers:
a. are the site of protein synthesis
b. are the site of photosynthesis
c. are never bound to membranes
d. cannot be seen in the electron microscope
Are the site of protein synthesis
Which organelle does not contain DNA?
,Biochem module 1-3.Final Test Paper 2026\2027.
Answers:
a. Nucleus
b. Mitochondrion
c. Rough Endoplasmic Reticulum
d. They all contain DNA
Rough Endoplasmic Reticulum
Which of the following is not a subcellular organelle?
Answers:
a. nucleus
b. mitochondrion
c. endoplasmic reticulum
d. cytoskeleton
cytoskeleton
Prokaryotes
Answers:
a. contain ribosomes
b. do not have a cell membrane
c. contain mitochondria
d. none of the above
contain ribosomes
The mitochondrial matrix
Answers:
a. contains an array of microtubules
b. is the location of enzymes needed for oxidation reactions
,Biochem module 1-3.Final Test Paper 2026\2027.
c. is part of the endoplasmic reticulum
d. lies between the inner and outer mitochondrial membrane
b. is the location of enzymes needed for oxidation reactions
The idea that a coding system and a catalysis system came about separately and then
combined to form life as we know it is known as
Answers:
a. the big bang theory
b. the origin of life
c. the theory of evolution
d. the double origen theory
The double origin theory
Which of the following best defines organic chemistry?
a. The study of compounds containing elements other than carbon.
b. The study of compounds contained in organisms.
c. The study of compounds containing carbon and hydrogen and their derivatives.
d. The study of compounds containing organs.
The study of compounds containing carbon and hydrogen and their derivatives.
A strong acid...
Answers:
a. Has a small pKa
b. Has a large Ka
c. all of the above
d. Is completely ionized
all of the above
, Biochem module 1-3.Final Test Paper 2026\2027.
Which of the following is NOT a Functional Group
Answers:
a. Protein
b. Amino group
c. Alcohol group
d. Carbonyl group
a. Protein
Why are polar molecules hydrophilic?
Answers:
a. they dissolve in ionic substances
b. they have high boiling points
c. they do not dissolve in water
d. they share similar intermolecular forces with water
d. they share similar intermolecular forces with water
Which of the following functional groups is specific to an alcohol?
Answers:
a. C=C
b. O-P
c. -OH
d. -C=O
e. -NH
c. -OH
Which of the following functional groups are not commonly seen in biomolecules?
Cell membranes
a. consist mainly of sugars
b. separate the cell from the outside world
c. do not allow transport into or out of the cell
d. are found in plants, but not in animals
b. separate the cell from the outside world
The main difference between prokaryotic and eukaryotic cells is the existence of ____
in eukaryotes.
Answers:
a. DNA
b. the nucleus
c. RNA
d. ribosomes
e. cell walls
the nucleus
Ribosomes
Answers:
a. are the site of protein synthesis
b. are the site of photosynthesis
c. are never bound to membranes
d. cannot be seen in the electron microscope
Are the site of protein synthesis
Which organelle does not contain DNA?
,Biochem module 1-3.Final Test Paper 2026\2027.
Answers:
a. Nucleus
b. Mitochondrion
c. Rough Endoplasmic Reticulum
d. They all contain DNA
Rough Endoplasmic Reticulum
Which of the following is not a subcellular organelle?
Answers:
a. nucleus
b. mitochondrion
c. endoplasmic reticulum
d. cytoskeleton
cytoskeleton
Prokaryotes
Answers:
a. contain ribosomes
b. do not have a cell membrane
c. contain mitochondria
d. none of the above
contain ribosomes
The mitochondrial matrix
Answers:
a. contains an array of microtubules
b. is the location of enzymes needed for oxidation reactions
,Biochem module 1-3.Final Test Paper 2026\2027.
c. is part of the endoplasmic reticulum
d. lies between the inner and outer mitochondrial membrane
b. is the location of enzymes needed for oxidation reactions
The idea that a coding system and a catalysis system came about separately and then
combined to form life as we know it is known as
Answers:
a. the big bang theory
b. the origin of life
c. the theory of evolution
d. the double origen theory
The double origin theory
Which of the following best defines organic chemistry?
a. The study of compounds containing elements other than carbon.
b. The study of compounds contained in organisms.
c. The study of compounds containing carbon and hydrogen and their derivatives.
d. The study of compounds containing organs.
The study of compounds containing carbon and hydrogen and their derivatives.
A strong acid...
Answers:
a. Has a small pKa
b. Has a large Ka
c. all of the above
d. Is completely ionized
all of the above
, Biochem module 1-3.Final Test Paper 2026\2027.
Which of the following is NOT a Functional Group
Answers:
a. Protein
b. Amino group
c. Alcohol group
d. Carbonyl group
a. Protein
Why are polar molecules hydrophilic?
Answers:
a. they dissolve in ionic substances
b. they have high boiling points
c. they do not dissolve in water
d. they share similar intermolecular forces with water
d. they share similar intermolecular forces with water
Which of the following functional groups is specific to an alcohol?
Answers:
a. C=C
b. O-P
c. -OH
d. -C=O
e. -NH
c. -OH
Which of the following functional groups are not commonly seen in biomolecules?
