2nd Edition
By John W. Foster; Zarrintaj Aliabadi; Joan L. Slonczewski
Chapter 1 - 27 Complete
,Chapter 01: Microbes Shape Our History
MULTIPLE CHOICE
1. Which of the following is NOT considered a benefit of microorganisms?
a. nitrogen fixation c. synthesis of vitamins
b. production of fermented foods d. causative agents of disease
ANS: D DIF: Easy REF: 1.1
OBJ: 1.1a Describe how we define a microbe, and explain why the definition is a challenge.
MSC: Remembering
2. A microbe that is 50 nm in size would most likely be
a. fungi. c. virus.
b. E. coli. d. algae.
ANS: C DIF: Moderate REF: 1.1
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain what
the three domains have in common and how they differ. MSC: Applying
3. Based on the figure shown, the type of organism indicated with an arrow could be a
a. virus. c. macroscopic fungi.
b. bacteria. d. large ameba.
ANS: B DIF: Easy REF: 1.1
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain what
the three domains have in common and how they differ. MSC: Applying
4. Based on the figure, the type of organism shown is a(n)
, a. virus. c. archaea.
b. bacteria. d. eukaryote.
ANS: D DIF: Moderate REF: 1.1
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain what
the three domains have in common and how they differ. MSC: Applying
5. Which of the following demonstrates correct scientific notation of a bacterial organism?
a. Staphylococcus Epidermidis c. Staphylococcus epidermidis
b. Staphylococcus epidermidis d. Staphylococcus Epidermidis
ANS: C DIF: Easy REF: 1.1
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain what
the three domains have in common and how they differ. MSC: Applying
6. Which key characteristic differentiates a prokaryote from a eukaryote?
a. the absence of proteins
b. the presence of DNA
c. the absence of membrane-bound organelles
d. the presence of a cell wall
ANS: C DIF: Easy REF: 1.1
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain what
the three domains have in common and how they differ. MSC: Remembering
7. Which of the following methods for classifying life forms can best be used to distinguish between
twoclosely related rod-shaped bacterial organisms, Salmonella typhimurium and Escherichia coli?
a. physical characteristics c. DNA sequence comparison
b. method of reproduction d. environmental habitat
ANS: C DIF: Moderate REF: 1.1
OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain what
the three domains have in common and how they differ. MSC: Applying
8. Which of the following is always classified as a eukaryote?
a. papillomavirus c. Escherichia coli
b. methanogen d. yeast
ANS: D DIF: Moderate REF: 1.1
, OBJ: 1.1b Describe the three major domains of life: Archaea, Bacteria, and Eukarya. Explain what
the three domains have in common and how they differ. MSC: Understanding
9. Which rof rthe rfollowing rhas rbeen rused ras ra rtool rfor rgene rtherapy?
a. viruses c. protozoa
b. archaea d. r fungi
ANS: r A DIF: Easy REF: r 1.1
OBJ: r1.1b rDescribe rthe rthree rmajor rdomains rof rlife: rArchaea, rBacteria, rand rEukarya. rExplain
rwhatrthe rthree rdomains rhave rin rcommon rand rhow rthey rdiffer. MSC: r Understanding
10. Which rof rthe rfollowing rwould ryou rnot rexpect rto rfind rin rthe rhuman rdigestive rtract?
a. archaea c. bacteria
b. algae d. r intestinal rviruses
ANS: r B DIF: Moderate REF: r 1.1
OBJ: r1.1b rDescribe rthe rthree rmajor rdomains rof rlife: rArchaea, rBacteria, rand rEukarya. rExplain
rwhatrthe rthree rdomains rhave rin rcommon rand rhow rthey rdiffer. MSC: r Understanding
11. Antibiotics rare rchemotherapeutic rdrugs rthat rfunction rby rinhibiting ran rimportant rcellular
rstructure ror rprocess rof ran rorganism rthat ris rcausing ran rinfection. rWhich rof rthe rfollowing
rwould rnot rbe raffected rbyran rantibiotic rthat rtargets rcellular rmetabolic renzymes?
a. Streptococcus rpyogenes rbacteria c. ameba
b. Herpes rvirus d. r bread rmold
ANS: r B DIF: Moderate REF: r 1.1
OBJ: r 1.1c rDefine rviruses, rand rexplain rhow rthey rrelate rto rliving
rcells.rMSC: r Analyzing
12. Which rscientist ris rcredited rwith rconstructing rthe rfirst
rmicroscope?
a. Antonie rvan rLeeuwenhoek c. Robert rHooke
b. Catherine rof rSiena d. r r r Louis rPasteur
ANS: r C DIF: Easy REF: r 1.2
OBJ: r 1.2a rExplain rhow rmicrobial rdiseases rhave rchanged rhuman
rhistory.rMSC: r Remembering
13. Which rof rthe rfollowing rwas ran runexpected rbenefit rof rthe rbubonic rplague?
a. There rwas rno rbenefit rto rthe rbubonic rplague.
b. The rpopulation rof rEurope rexperienced ra rbaby rboom.
c. It rresulted rin ra rbetter runderstanding rof raseptic rpractices rand rhow rto rprevent rthe
rspread rofrinfection.
d. The rpopulation rdecline renabled rthe rcultural radvancement rof rthe rRenaissance.
ANS: r D DIF: Easy REF: r 1.2
OBJ: r 1.2a rExplain rhow rmicrobial rdiseases rhave rchanged rhuman
rhistory.rMSC: r Understanding
14. Which rof rthe rfollowing rorganisms rwould ryou rNOT rbe rable rto rsee rusing rRobert rHooke’s rmicroscope?
a. vinegar reels c. mold rfilaments
b. dust rmites d. Mycobacterium rtuberculosis
ANS: r D DIF: Moderate REF: 1.2