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INSTANT DOWNLOAD COMPLETE TEST BANK WITH ANSWERS
Brock Biology of Microorganisms 15th Edition By Michael T. Madigan
–Test Bank
Sample Questions
Brock Biology of Microorganisms, 15e (Madigan et
al.)Chapter 5 Microbial Growth and Its Control
• Multiple Choice Questions
• Which of the following is/are transferred to daughter cells during
bacterialcell division?
• A) only genomic DNA, the blueprint for everything the cell needs
• B) individual genes and enzymes to later be brought together to
formthe genome
• C) only the chromosome and enzymes to immediately begin
cellularmetabolism
• D) chromosome, proteins, and all other cellular constituents
Answer: D
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Bloom’s Taxonomy: 1-2: Remembering/Understanding
Chapter Section: 5.1
• Bacterial growth refers to
• A) an increase in the number of cells.
• B) the occurrence of binary fission.
• C) the time required for one cell to divide into two.
• D) the occurrence of mitosis.
Answer: A
Bloom’s Taxonomy: 1-2: Remembering/Understanding
Chapter Section: 5.1
• The time interval required for the formation of two cells from one is
calledthe
• A) generation time.
• B) growth time.
• C) growth rate.
• D) division rate.
Answer: A
Bloom’s Taxonomy: 1-2: Remembering/Understanding
Chapter Section: 5.1
• Turbidity measurements are commonly utilized for monitoring
• A) planktonic cultures.
• B) biofilms.
• C) conies.
• D) sessile cultures.
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Answer: A
Bloom’s Taxonomy: 1-2: Remembering/Understanding
Chapter Section: 5.8
• The time between inoculation and the beginning of growth is usually
calledthe
• A) lag phase.
• B) log phase.
• C) dormant phase.
• D) death phase.
Answer: A
Bloom’s Taxonomy: 1-2: Remembering/Understanding
Chapter Section: 5.3
• Optical density and viable cell concentration are LEAST proportional
toeach other during the
• A) lag phase.
• B) exponential growth phase.
• C) stationary phase.
• D) death phase.
Answer: D
Bloom’s Taxonomy: 3-4: Applying/Analyzing
Chapter Section: 5.8
• When attempting to determine viable cell counts of a heatsensitivebacterial isolate, which cell counting method should be
avoided?
• A) spread-plate method
• B) pour-plate method
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• C) live staining and direct counting with a microscope
• D) both spread- and pour-plate methods
Answer: B
Bloom’s Taxonomy: 3-4: Applying/Analyzing
Chapter Section: 5.7
• Bacteria that are able to grow in humans and cause disease would
beclassified as
• A) psychrophiles.
• B) mesophiles.
• C) thermophiles.
• D) hyperthermophiles.
Answer: B
Bloom’s Taxonomy: 3-4: Applying/Analyzing
Chapter Section: 5.9
• An agar plate for counting colonies and maximizing statistical
validityshould ideally contain
• A) 1 to 100 colonies.
• B) 50 to 100 colonies.
• C) 30 to 300 colonies.
• D) 100 to 1000 colonies.
Answer: C
Bloom’s Taxonomy: 1-2: Remembering/Understanding
Chapter Section: 5.7
• Relative to enzymes in mesophilic microorganisms, which of the
followingis NOT characteristic of enzymes in psychrophiles?
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