OpenStax Microbiology Test Bank Chapter 9: Microbial Growth
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OpenStax Microbiology
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OpenStax Microbiology
OpenStax Microbiology Test Bank Chapter 9: Microbial Growth
* = Correct answer Multiple Choice
1. Bacteria most commonly reproduce using which of the following methods?
A. binary fission*
B. budding
C. meiosis
D. mitosis
Difficulty: Easy ASM Standard: N/A
2. Which structure separates...
openstax microbiology test bank chapter 9 microbial growth correct answer multiple choice bacteria most commonly reproduce using which of the following methods binary fission budding meiosis
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OpenStax Microbiology Test
Bank Chapter 9: Microbial
Growth
OpenStax Microbiology Test Bank Chapter 9: Microbial
Growth
* = Correct
answer Multiple
Choice
1. Bacteria most commonly reproduce using which of the following methods?
A. binary fission*
B. budding
C. meiosis
D. mitosis
Difficulty: Easy
ASM Standard: N/A
2. Which structure separates new daughter cells in binary fission?
A. the crescent
B. the division septum*
C. the FtsZ
D. the spindle apparatus
Difficulty: Easy
ASM Standard: N/A
3. Which of the following is another term for generation time?
A. doubling time*
B. growth rate
C. mitotic index
D. replication index
Difficulty: Easy
ASM Standard: N/A
4. Which of the following best describes culture density?
A. another term for a batch culture
B. the number of cells per unit volume*
C. the reproducible pattern of growth
D. the total number of cells
Difficulty: Easy
ASM Standard: 36
5. Which of the following is the correct order of phases of growth in the growth curve of a
Page 1 of 18
,OpenStax Microbiology Test
Bank Chapter 9: Microbial
Growth
batch culture?
A. death/decline phase lag phase log phase stationary phase
⟶ ⟶ ⟶
B. lag phase log phase stationary phase death/decline phase *
⟶ ⟶ ⟶
Page 2 of 18
, OpenStax Microbiology Test
Bank Chapter 9: Microbial
Growth
C. log phase lag phase stationary phase death/decline phase
⟶ ⟶ ⟶
D. stationary phase log phase lag phase death/decline phase
⟶ ⟶ ⟶
Difficulty: Easy
ASM Standard: 36
6. Which of the following is not a common way bacteria divide?
A. binary fission
B. budding
C. fragmentation
D. sporulation*
Difficulty: Moderate
ASM Standard: N/A
7. Which of the following is the term for free-living bacteria?
A. biofilms
B. pathogenic
C. planktonic*
D. sessile
Difficulty: Easy
ASM Standard: 21
8. Which of the following is not a reactive oxygen species?
A. atmospheric oxygen*
B. peroxides
C. singlet oxygen
D. superoxide
Difficulty: Easy
ASM Standard: 14
9. Which of the following best describes FtsZ?
A. a cytoskeletal protein in eukaryotic cells
B. the protein that assembles the Z ring, which forms a divisome before division by binary
fission*
C. the protein that forms within the central structure of the new cell wall and septum that
separates the daughter cells during binary fission
D. the protein that gives structure to spirochetes, contributing to their unusual shape and
motility
Difficulty: Moderate
ASM Standard: N/A
Page 3 of 18
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