x @ Microbiology The Human Experience
@
x x@ x@
2nd Edition By Foster and Slonczewski
x@ x@ x@ x@ x@ x@ x @
Chapter 1 - 27 Complete
x@ x@ x@ x@ x@
,Chapter 01: Microbes Shape Our History
g g g g g
MULTIPLE CHOICE
x@
1. Which of the following is NOT considered a benefit of microorganisms?
x@ x@ x@ x@ x@ x@ x@ x@ x@ x@
a. nitrogen fixation x@ c. synthesis of vitamins x@ x@
b. production of fermented foods x@ x@ d. causative agents of disease
x@ x @ x@ x@ x@
ANS: D x@ DIF: Easy REF: 1.1 x@
OBJ: 1.1a Describe how we define a microbe, and explain why the definition is a challenge.MS
x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x @ C
: Remembering
x@
2. A microbe that is 50 nm in size would most likely be
x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@
a.x @fungi. c. virus.
b. E. coli.
x @ x@ d. algae.
ANS: C x@ DIF: Moderate REF: 1.1
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@
e three domains have in common and how they differ.
x @ x@ x@ x@ MSC: Applying
x@ x@ x@ x@ x@ x@ x@
3. Based on the figure shown, the type of organism indicated with an arrow could be a
x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@
a. virus. c. macroscopic fungi. x@
b. bacteria. d. large ameba.
x @ x@
ANS: B x@ DIF: Easy REF: 1.1 x@
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@
e three domains have in common and how they differ.
x @ x@ x@ x@ MSC: Applying
x@ x@ x@ x@ x@ x@ x@
4. Based on the figure, the type of organism shown is a(n)
x@ x@ x@ x@ x@ x@ x@ x@ x@ x@
, a. virus. c. archaea.
b. bacteria. d. eukaryote.
x @
ANS: D x@ DIF: Moderate REF: 1.1 x@
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@
e three domains have in common and how they differ.
x @ x@ x@ x@ MSC: Applying x@ x@ x@ x@ x@ x@ x@
5. Which of the following demonstrates correct scientific notation of a bacterial organism?
x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@
a. Staphylococcus Epidermidis c. Staphylococcus epidermidis
x@ x@
b. Staphylococcus epidermidis d. Staphylococcus Epidermidis
x@ x @ x@
ANS: C x@ DIF: Easy REF: 1.1 x@
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@
e three domains have in common and how they differ.
x @ x@ x@ x@ MSC: Applying x@ x@ x@ x@ x@ x@ x@
6. Which key characteristic differentiates a prokaryote from a eukaryote?
x@ x@ x@ x@ x@ x@ x@ x@
a. the absence of proteins
x@ x@ x@
b. the presence of DNA
x@ x@ x@
c. the absence of membrane-bound organelles
x@ x@ x@ x@
d. the presence of a cell wall
x@ x@ x@ x@ x@
ANS: C x@ DIF: Easy REF: 1.1 x@
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@
e three domains have in common and how they differ.
x @ x@ x@ x@ MSC: Remembering
x@ x@ x@ x@ x@ x@ x@
7. Which of the following methods for classifying life forms can best be used to distinguish between tw
x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@
oc losely related rod-shaped bacterial organisms, Salmonella typhimurium and Escherichia coli?
x @ x@ x@ x@ x@ x@ x@ x@ x@ x@
a. physical characteristics x@ c. DNA sequence comparison x@ x@
b. method of reproduction x@ x@ d. environmental habitat x @ x@
ANS: C x@ DIF: Moderate REF: 1.1 x@
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@
e three domains have in common and how they differ.
x @ x@ x@ x@ MSC: Applying x@ x@ x@ x@ x@ x@ x@
8. Which of the following is always classified as a eukaryote?
x@ x@ x@ x@ x@ x@ x@ x@ x@
a. papillomavirus c. Escherichia coli x@
b. methanogen d. yeast
ANS: D x@ DIF: Moderate REF: x @ 1.1
, OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@
x e three domains have in common and how they differ.
@ x@ x@ x@ MSC: Understandingx@ x@ x@ x@ x@ x@ x@
9. Which of the following has been used as a tool for gene therapy?
x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@
a. viruses c. protozoa
b. archaea d. fungi x @
ANS: A x @ DIF: Easy REF: 1.1 x@
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@
e three domains have in common and how they differ.
x @ x@ x@ x@ MSC: Understandingx@ x@ x@ x@ x@ x@ x@
10. Which of the following would you not expect to find in the human digestive tract?
x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@
a. archaea c. bacteria
b. algae d. intestinal viruses x @ x@
ANS: B x@ DIF: Moderate REF: 1.1 x@
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain whatth
x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@
x e three domains have in common and how they differ.
@ x@ x@ x@ MSC: Understandingx@ x@ x@ x@ x@ x@ x@
11. Antibiotics are chemotherapeutic drugs that function by inhibiting an important cellular structure or p roc
x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x @
ess of an organism that is causing an infection. Which of the following would not be affected byan a
x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@
ntibiotic that targets cellular metabolic enzymes?
x@ x@ x@ x@ x@
a. Streptococcus pyogenes bacteria c. ameba
x@ x@
b. Herpes virus x@ d. bread mold x @ x@
ANS: B x@ DIF: Moderate REF: 1.1 x@
OBJ: 1.1c Define viruses, and explain how they relate to living cells.MS
x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x @
C: Analyzing
x@
12. Which scientist is credited with constructing the first microscope?
x@ x@ x@ x@ x@ x@ x@ x@
a. Antonie van Leeuwenhoek
x @ x@ c. Robert Hooke
x@ x@
b. Catherine of Siena
x @ x@ d. Louis Pasteur
x@ x@
ANS: C x@ DIF: Easy REF: 1.2 x@
OBJ: 1.2a Explain how microbial diseases have changed human history.
x@ x@ x@ x@ x@ x@ x@ x@ x@ x @
MSC: Remembering
x@
13. Which of the following was an unexpected benefit of the bubonic plague?
x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@
a. There was no benefit to the bubonic plague.
x@ x@ x@ x@ x@ x@ x@
b. The population of Europe experienced a baby boom.
x@ x@ x@ x@ x@ x@ x@
c. It resulted in a better understanding of aseptic practices and how to prevent the spread ofi
x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x @ nfection.
d. The population decline enabled the cultural advancement of the Renaissance.
x@ x@ x@ x@ x@ x@ x@ x@ x@
ANS: D x@ DIF: Easy REF: 1.2 x@
OBJ: 1.2a Explain how microbialgdiseases have changed human history.
x@ x@ x@ x@ x@ x@ x@ x@ x @
MSC: Understanding
x@
14. Which of the following organisms would you NOT be able to see using Robert Hooke’s microscope?
x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@ x@
a. vinegar eel x@ c. mold filaments x@
s d. Mycobacterium tuberculosis x@
b. dust mites x@
ANS: D x@ DIF: Moderate REF: x @ 1.2