MICROBIOLOGY EXAM 1 - WILEY
HOMEWORK QUESTIONS QUESTIONS
AND ANSWERS WITH VERIFIED
SOLUTIONS 100% CORRECT RATED A+
Q: The field of microbiology includes the study of all the following except:
a) Viruses
b) Algae
c) Plants
d) Bacteria
e) Fungi
✔ Correct Answer: c) Plants
Q: What are the three domains of life?
a) Bacteria, Protists, Fungi
b) Bacteria, Archaea, Eukarya
c) Viruses, Bacteria, Eukarya
d) Plants, Animals, Fungi
✔ Correct Answer: b) Bacteria, Archaea, Eukarya
Q: What’s a key macromolecular difference between Bacteria and Archaea?
a) Bacteria lack a cell wall
b) Archaea have peptidoglycan
c) Only Archaea contain histones
d) Bacteria have peptidoglycan in their cell walls, Archaea do not
✔ Correct Answer: d) Bacteria have peptidoglycan in their cell walls, Archaea
do not
Q: Why is the term "microbes" more inclusive than "microorganisms"?
a) It includes both cells and spores
b) It includes large multicellular organisms
, c) It includes viruses
d) It excludes bacteria
✔ Correct Answer: c) It includes viruses
Q: Which statement is true?
a) Cell walls differ across all three domains
b) All three domains have identical membranes
c) Histones are found in all domains
d) All domains have nearly identical rRNA sequences
✔ Correct Answer: a) Cell walls differ across all three domains
Q: Viruses are not considered truly alive by standard definitions.
a) True
b) False
✔ Correct Answer: a) True
Q: Which microbe type relies entirely on a host cell to replicate?
a) Bacteria
b) Archaea
c) Viruses
d) Algae
✔ Correct Answer: c) Viruses
Q: All microorganisms are prokaryotes, but not all prokaryotes are
microorganisms.
a) True
b) False
✔ Correct Answer: b) False
Q: A newly discovered organism has histones, no organelles, and a cell wall.
Which features does it likely also show?
HOMEWORK QUESTIONS QUESTIONS
AND ANSWERS WITH VERIFIED
SOLUTIONS 100% CORRECT RATED A+
Q: The field of microbiology includes the study of all the following except:
a) Viruses
b) Algae
c) Plants
d) Bacteria
e) Fungi
✔ Correct Answer: c) Plants
Q: What are the three domains of life?
a) Bacteria, Protists, Fungi
b) Bacteria, Archaea, Eukarya
c) Viruses, Bacteria, Eukarya
d) Plants, Animals, Fungi
✔ Correct Answer: b) Bacteria, Archaea, Eukarya
Q: What’s a key macromolecular difference between Bacteria and Archaea?
a) Bacteria lack a cell wall
b) Archaea have peptidoglycan
c) Only Archaea contain histones
d) Bacteria have peptidoglycan in their cell walls, Archaea do not
✔ Correct Answer: d) Bacteria have peptidoglycan in their cell walls, Archaea
do not
Q: Why is the term "microbes" more inclusive than "microorganisms"?
a) It includes both cells and spores
b) It includes large multicellular organisms
, c) It includes viruses
d) It excludes bacteria
✔ Correct Answer: c) It includes viruses
Q: Which statement is true?
a) Cell walls differ across all three domains
b) All three domains have identical membranes
c) Histones are found in all domains
d) All domains have nearly identical rRNA sequences
✔ Correct Answer: a) Cell walls differ across all three domains
Q: Viruses are not considered truly alive by standard definitions.
a) True
b) False
✔ Correct Answer: a) True
Q: Which microbe type relies entirely on a host cell to replicate?
a) Bacteria
b) Archaea
c) Viruses
d) Algae
✔ Correct Answer: c) Viruses
Q: All microorganisms are prokaryotes, but not all prokaryotes are
microorganisms.
a) True
b) False
✔ Correct Answer: b) False
Q: A newly discovered organism has histones, no organelles, and a cell wall.
Which features does it likely also show?
