,Chapter 01: Microbes Shape Our History
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MULTIPLE CHOICE
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1. Which of the following is NOT considered a benefit of microorganisms?
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a. nitrogen fixation hy c. synthesis of vitamins hy hy
b. production of fermented foods hy d. causative agents of disease
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ANS: D hy DIF: Easy REF: 1.1 hy
OBJ: 1.1a Describe how we define a microbe, and explain why the definition is a challenge.MS
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membering
2. A microbe that is 50 nm in size would most likely be
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a. fungi.
h y c. virus.
b. E. coli.
h y hy d. algae.
ANS: C hy DIF: Moderate REF: 1.1
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
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hree domains have in common and how they differ.
hy hy hy hy MSC: Applying hy hy hy hy hy
3. Based on the figure shown, the type of organism indicated with an arrow could be a
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a. virus. c. macroscopic fungi. hy
b. bacteria. d. large ameba.
h y hy
ANS: B hy DIF: Easy REF: 1.1 hy
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
hy hy hy hy hy hy hy hy hy hy hy hy hy hy h y et
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hree domains have in common and how they differ.
hy hy hy hy MSC: Applying hy hy hy hy hy
4. Based on the figure, the type of organism shown is a(n)
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, a. virus. c. archaea.
b. bacteria. d. eukaryote.
h y
ANS: D hy DIF: Moderate REF: 1.1 hy
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
hy hy hy hy hy hy hy hy hy hy hy hy hy hy h y ethy
hree domains have in common and how they differ.
hy hy hy MSC: Applying
hy hy hy hy hy hy
5. Which of the following demonstrates correct scientific notation of a bacterial organism?
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a. Staphylococcus Epidermidis c. Staphylococcus epidermidis
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b. Staphylococcus epidermidis d. Staphylococcus Epidermidis
hy h y hy
ANS: C hy DIF: Easy REF: 1.1 hy
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
hy hy hy hy hy hy hy hy hy hy hy hy hy hy h y ethy
hree domains have in common and how they differ.
hy hy hy MSC: Applying
hy hy hy hy hy hy
6. Which key characteristic differentiates a prokaryote from a eukaryote?
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a. the absence of proteins
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b. the presence of DNA
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c. the absence of membrane-bound organelles
hy hy hy hy
d. the presence of a cell wall
hy hy hy hy hy
ANS: C hy DIF: Easy REF: 1.1 hy
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
hy hy hy hy hy hy hy hy hy hy hy hy hy hy h y ethy
hree domains have in common and how they differ.
hy hy hy MSC: Remembering
hy hy hy hy hy hy
7. Which of the following methods for classifying life forms can best be used to distinguish between twoc
hy hy hy hy hy hy hy hy hy hy hy hy hy hy hy hy h y l
osely related rod-shaped bacterial organisms, Salmonella typhimurium and Escherichia coli?
hy hy hy hy hy hy hy hy hy
a. physical characteristics hy c. DNA sequence comparison hy hy
b. method of reproduction hy hy d. environmental habitat h y hy
ANS: C hy DIF: Moderate REF: 1.1 hy
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
hy hy hy hy hy hy hy hy hy hy hy hy hy hy h y ethy
hree domains have in common and how they differ.
hy hy hy MSC: Applying
hy hy hy hy hy hy
8. Which of the following is always classified as a eukaryote?
hy hy hy hy hy hy hy hy hy
a. papillomavirus c. Escherichia coli hy
b. methanogen d. yeast
ANS: D hy DIF: Moderate REF: h y 1.1
, OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
hy hy hy hy hy hy hy hy hy hy hy hy hy hy h y et
hy
hree domains have in common and how they differ.
hy hy MSC: Understanding
hy hy hy hy hy hy hy
9. Which of the following has been used as a tool for gene therapy?
hy hy hy hy hy hy hy hy hy hy hy hy
a. viruses c. protozoa
b. archaea d. fungi h y
ANS: A h y DIF: Easy REF: 1.1 hy
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
hy hy hy hy hy hy hy hy hy hy hy hy hy hy h y et
hy
hree domains have in common and how they differ.
hy hy MSC: Understanding
hy hy hy hy hy hy hy
10. Which of the following would you not expect to find in the human digestive tract?
hy hy hy hy hy hy hy hy hy hy hy hy hy hy
a. archaea c. bacteria
b. algae d. intestinal viruses h y hy
ANS: B hy DIF: Moderate REF: 1.1 hy
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
hy hy hy hy hy hy hy hy hy hy hy hy hy hy h y et
hy
hree domains have in common and how they differ.
hy hy MSC: Understanding
hy hy hy hy hy hy hy
11. Antibiotics are chemotherapeutic drugs that function by inhibiting an important cellular structure or p rocess
hy hy hy hy hy hy hy hy hy hy hy hy hy h y hy
of an organism that is causing an infection. Which of the following would not be affected byan antibiotic th
hy hy hy hy hy hy hy hy hy hy hy hy hy hy hy hy hy hy
at targets cellular metabolic enzymes?
hy hy hy hy
a. Streptococcus pyogenes bacteria c. ameba hy hy
b. Herpes virus hy d. bread mold h y hy
ANS: B hy DIF: Moderate REF: 1.1 hy
OBJ: 1.1c Define viruses, and explain how they relate to living cells.MS C: A
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nalyzing
12. Which scientist is credited with constructing the first microscope?
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a. Antonie van Leeuwenhoek
h y hy c. Robert Hooke
hy hy
b. Catherine of Siena
h y hy d. Louis Pasteur
hy hy
ANS: C hy DIF: Easy REF: 1.2 hy
OBJ: 1.2a Explain how microbial diseases have changed human history. MS
hy hy hy hy hy hy hy hy hy h y
C: Remembering
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13. Which of the following was an unexpected benefit of the bubonic plague?
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a. There was no benefit to the bubonic plague.
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b. The population of Europe experienced a baby boom.
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c. It resulted in a better understanding of aseptic practices and how to prevent the spread ofi
hy hy hy hy hy hy hy hy hy hy hy hy hy hy hy h y nfection.
d. The population decline enabled the cultural advancement of the Renaissance.
hy hy hy hy hy hy hy hy hy
ANS: D hy DIF: Easy REF: 1.2 hy
OBJ: 1.2a Explain how microbialgdiseases have changed human history. MSC
hy hy hy hy hy hy hy hy h y
: Understanding
hy
14. Which of the following organisms would you NOT be able to see using Robert Hooke’s microscope?
hy hy hy hy hy hy hy hy hy hy hy hy hy hy hy
a. vinegar eels hy c. mold filaments hy
b. dust mites hy d. Mycobacterium tuberculosis hy
ANS: D hy DIF: Moderate REF: h y 1.2
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MULTIPLE CHOICE
hy
1. Which of the following is NOT considered a benefit of microorganisms?
hy hy hy hy hy hy hy hy hy hy
a. nitrogen fixation hy c. synthesis of vitamins hy hy
b. production of fermented foods hy d. causative agents of disease
hy hy h y hy hy hy
ANS: D hy DIF: Easy REF: 1.1 hy
OBJ: 1.1a Describe how we define a microbe, and explain why the definition is a challenge.MS
hy hy hy hy hy hy hy hy hy hy hy hy hy hy hy h y C: Re
hy
membering
2. A microbe that is 50 nm in size would most likely be
hy hy hy hy hy hy hy hy hy hy hy
a. fungi.
h y c. virus.
b. E. coli.
h y hy d. algae.
ANS: C hy DIF: Moderate REF: 1.1
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
hy hy hy hy hy hy hy hy hy hy hy hy hy hy h y et
hy
hree domains have in common and how they differ.
hy hy hy hy MSC: Applying hy hy hy hy hy
3. Based on the figure shown, the type of organism indicated with an arrow could be a
hy hy hy hy hy hy hy hy hy hy hy hy hy hy hy
a. virus. c. macroscopic fungi. hy
b. bacteria. d. large ameba.
h y hy
ANS: B hy DIF: Easy REF: 1.1 hy
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
hy hy hy hy hy hy hy hy hy hy hy hy hy hy h y et
hy
hree domains have in common and how they differ.
hy hy hy hy MSC: Applying hy hy hy hy hy
4. Based on the figure, the type of organism shown is a(n)
hy hy hy hy hy hy hy hy hy hy
, a. virus. c. archaea.
b. bacteria. d. eukaryote.
h y
ANS: D hy DIF: Moderate REF: 1.1 hy
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
hy hy hy hy hy hy hy hy hy hy hy hy hy hy h y ethy
hree domains have in common and how they differ.
hy hy hy MSC: Applying
hy hy hy hy hy hy
5. Which of the following demonstrates correct scientific notation of a bacterial organism?
hy hy hy hy hy hy hy hy hy hy hy
a. Staphylococcus Epidermidis c. Staphylococcus epidermidis
hy hy
b. Staphylococcus epidermidis d. Staphylococcus Epidermidis
hy h y hy
ANS: C hy DIF: Easy REF: 1.1 hy
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
hy hy hy hy hy hy hy hy hy hy hy hy hy hy h y ethy
hree domains have in common and how they differ.
hy hy hy MSC: Applying
hy hy hy hy hy hy
6. Which key characteristic differentiates a prokaryote from a eukaryote?
hy hy hy hy hy hy hy hy
a. the absence of proteins
hy hy hy
b. the presence of DNA
hy hy hy
c. the absence of membrane-bound organelles
hy hy hy hy
d. the presence of a cell wall
hy hy hy hy hy
ANS: C hy DIF: Easy REF: 1.1 hy
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
hy hy hy hy hy hy hy hy hy hy hy hy hy hy h y ethy
hree domains have in common and how they differ.
hy hy hy MSC: Remembering
hy hy hy hy hy hy
7. Which of the following methods for classifying life forms can best be used to distinguish between twoc
hy hy hy hy hy hy hy hy hy hy hy hy hy hy hy hy h y l
osely related rod-shaped bacterial organisms, Salmonella typhimurium and Escherichia coli?
hy hy hy hy hy hy hy hy hy
a. physical characteristics hy c. DNA sequence comparison hy hy
b. method of reproduction hy hy d. environmental habitat h y hy
ANS: C hy DIF: Moderate REF: 1.1 hy
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
hy hy hy hy hy hy hy hy hy hy hy hy hy hy h y ethy
hree domains have in common and how they differ.
hy hy hy MSC: Applying
hy hy hy hy hy hy
8. Which of the following is always classified as a eukaryote?
hy hy hy hy hy hy hy hy hy
a. papillomavirus c. Escherichia coli hy
b. methanogen d. yeast
ANS: D hy DIF: Moderate REF: h y 1.1
, OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
hy hy hy hy hy hy hy hy hy hy hy hy hy hy h y et
hy
hree domains have in common and how they differ.
hy hy MSC: Understanding
hy hy hy hy hy hy hy
9. Which of the following has been used as a tool for gene therapy?
hy hy hy hy hy hy hy hy hy hy hy hy
a. viruses c. protozoa
b. archaea d. fungi h y
ANS: A h y DIF: Easy REF: 1.1 hy
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
hy hy hy hy hy hy hy hy hy hy hy hy hy hy h y et
hy
hree domains have in common and how they differ.
hy hy MSC: Understanding
hy hy hy hy hy hy hy
10. Which of the following would you not expect to find in the human digestive tract?
hy hy hy hy hy hy hy hy hy hy hy hy hy hy
a. archaea c. bacteria
b. algae d. intestinal viruses h y hy
ANS: B hy DIF: Moderate REF: 1.1 hy
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
hy hy hy hy hy hy hy hy hy hy hy hy hy hy h y et
hy
hree domains have in common and how they differ.
hy hy MSC: Understanding
hy hy hy hy hy hy hy
11. Antibiotics are chemotherapeutic drugs that function by inhibiting an important cellular structure or p rocess
hy hy hy hy hy hy hy hy hy hy hy hy hy h y hy
of an organism that is causing an infection. Which of the following would not be affected byan antibiotic th
hy hy hy hy hy hy hy hy hy hy hy hy hy hy hy hy hy hy
at targets cellular metabolic enzymes?
hy hy hy hy
a. Streptococcus pyogenes bacteria c. ameba hy hy
b. Herpes virus hy d. bread mold h y hy
ANS: B hy DIF: Moderate REF: 1.1 hy
OBJ: 1.1c Define viruses, and explain how they relate to living cells.MS C: A
hy hy hy hy hy hy hy hy hy hy hy h y hy
nalyzing
12. Which scientist is credited with constructing the first microscope?
hy hy hy hy hy hy hy hy
a. Antonie van Leeuwenhoek
h y hy c. Robert Hooke
hy hy
b. Catherine of Siena
h y hy d. Louis Pasteur
hy hy
ANS: C hy DIF: Easy REF: 1.2 hy
OBJ: 1.2a Explain how microbial diseases have changed human history. MS
hy hy hy hy hy hy hy hy hy h y
C: Remembering
hy
13. Which of the following was an unexpected benefit of the bubonic plague?
hy hy hy hy hy hy hy hy hy hy hy
a. There was no benefit to the bubonic plague.
hy hy hy hy hy hy hy
b. The population of Europe experienced a baby boom.
hy hy hy hy hy hy hy
c. It resulted in a better understanding of aseptic practices and how to prevent the spread ofi
hy hy hy hy hy hy hy hy hy hy hy hy hy hy hy h y nfection.
d. The population decline enabled the cultural advancement of the Renaissance.
hy hy hy hy hy hy hy hy hy
ANS: D hy DIF: Easy REF: 1.2 hy
OBJ: 1.2a Explain how microbialgdiseases have changed human history. MSC
hy hy hy hy hy hy hy hy h y
: Understanding
hy
14. Which of the following organisms would you NOT be able to see using Robert Hooke’s microscope?
hy hy hy hy hy hy hy hy hy hy hy hy hy hy hy
a. vinegar eels hy c. mold filaments hy
b. dust mites hy d. Mycobacterium tuberculosis hy
ANS: D hy DIF: Moderate REF: h y 1.2