,TESTBANK for Visualizing Microbiology 2e
Anderson
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,Package Title: Test Bank
Course Title: Test Bank Questions, Anderson 2e
Chapter Number: 01 Microbial World
Question type: Multiple-Selection
1) Which of the following is a reason that Microbiology is a unique part of the study of life?
(Select all that apply)
a) Microorganisms are too small to be seen with the naked eye.
b) Microorganisms are our planet's dominant life form.
c) Microorganisms live in and on other macroorganisms like humans.
d) Microorganisms occupy most ecological niches on Earth.
Answer 1: a
Answer 2: b
Answer 3: c
Answer 4: d
Difficulty: Easy
Learning Objective 1: 1.1 Identify each of the major types of microbe, and describe their
habitats.
Section Reference 1: 1.1 The Microbes
Question type: Multiple-Choice
2) In order of increasing complexity, the 3 major groups of microorganisms are ________.
a) noncellular microbes, prokaryotic microbes and eukaryotic microbes
b) protozoans, viruses and bacteria
c) prions, viruses and bacteria
d) eukaryotic microbes, prokaryotic microbes and viruses
Answer: a
Difficulty: Medium
Learning Objective 1: 1.1 Identify each of the major types of microbe, and describe their
habitats.
,Section Reference 1: 1.1 The Microbes
Question type: Multiple-Choice
3) Which of the following statements BEST describes the major difference between the noncellular
infectious particles?
a) Viruses have either DNA or RNA, viroids have only RNA, and prions have neither DNA or RNA
b) Viruses have both DNA and RNA, viroids have only RNA and prions have proteins
c) Viruses have either DNA or RNA, Viroids have only DNA and prions have proteins and RNA
d) Viruses have both DNA and RNA, viroids have only RNA and prions have only DNA
Answer: a
Difficulty: Hard
Learning Objective 1: 1.1 Identify each of the major types of microbe, and describe their
habitats.
Section Reference 1: 1.1 The Microbes
Question type: Multiple-Selection
4) The majority of prokaryotic microbes have ________. (Select all that apply)
a) internal structures that lack membranes
b) a plasma cell membrane
c) a nucleus
d) a protein coat
Answer 1: a
Answer 2: b
Difficulty: Medium
Learning Objective 1: 1.1 Identify each of the major types of microbe, and describe their
habitats.
Section Reference 1: 1.1 The Microbes
Question type: Multiple-Choice
,5) Plasmids are ________. (Select all that apply)
a) large loops of DNA containing the genes essential for life
b) the structural units of the plasma membrane
c) small circles of DNA containing accessory genes
d) essential for bacterial survival
Answer: c
Difficulty: Easy
Learning Objective 1: 1.1 Identify each of the major types of microbe, and describe their
habitats.
Section Reference 1: 1.1 The Microbes
Question type: Multiple-Choice
6) What is the correct order of decreasing size of these organisms?
a) Rabies virus, Streptococcus pneumoniae bacterium, Trypanosoma brucei protozoan
b) Streptococcus pneumoniae bacterium, Rabies virus, Trypanosoma brucei protozoan
c) Streptococcus pneumoniae bacterium, Trypanosoma brucei protozoan, Rabies virus
d) Trypanosoma brucei protozoan, Streptococcus pneumoniae bacterium, Rabies virus
Answer: d
Difficulty: Easy
Learning Objective 1: 1.1 Identify each of the major types of microbe, and describe their
habitats.
Section Reference 1: 1.1 The Microbes
Question type: Multiple-Choice
7) The size of a single cell of Staphylococcus aureus is approximately ________.
a) 1 nm
b) 1 μm
,c) 10 μm
d) 1 mm
Answer: b
Difficulty: Medium
Learning Objective 1: 1.1 Identify each of the major types of microbe, and describe their
habitats.
Section Reference 1: 1.1 The Microbes
Question type: Multiple-Choice
8) ________ were probably the first forms of cellular life on Earth.
a) Archaea
b) Bacteria
c) Viruses
d) Protozoans
Answer: a
Difficulty: Medium
Learning Objective 1: 1.1 Identify each of the major types of microbe, and describe their
habitats.
Section Reference 1: 1.1 The Microbes
Question type: Multiple-Choice
9) You discover a methane-producing prokaryotic microbe in water sample from a geyser in Yellowstone
National Park. This microbe is most likely a(n) ________.
a) archean
b) bacterium
c) virus
d) protozoan
Answer: a
,Difficulty: Medium
Learning Objective 1: 1.1 Identify each of the major types of microbe, and describe their
habitats.
Section Reference 1: 1.1 The Microbes
Question type: Multiple-Selection
10) ________ contain a nucleus. (Select all that apply)
a) Viruses
b) Bacteria
c) Fungi
d) Algae
e) Helminths
Answer 1: c
Answer 2: d
Answer 3: e
Difficulty: Medium
Learning Objective 1: 1.1 Identify each of the major types of microbe, and describe their
habitats.
Section Reference 1: 1.1 The Microbes
Question type: Multiple-Choice
11) ________ are photosynthetic microbes.
a) Algae
b) Bacteria
c) Fungi
d) Protozoans
e) Helminths
Answer: a
Difficulty: Medium
,Learning Objective 1: 1.1 Identify each of the major types of microbe, and describe their
habitats.
Section Reference 1: 1.1 The Microbes
Question type: Multiple-Selection
12) Microbes are the dominant life form on Planet Earth because ________. (Select all that apply)
a) at an estimated 5×1030 bacteria, they are the most abundant organisms
b) there are an estimated 10 million to 1 billion different microbial species
c) microbes occupy all ecological niches of the biosphere
d) microbes have the most complex cell structure
Answer 1: a
Answer 2: b
Answer 3: c
Difficulty: Easy
Learning Objective 1: 1.1 Identify each of the major types of microbe, and describe their
habitats.
Section Reference 1: 1.1 The Microbes
Question type: Multiple-Selection
13) How did the production of oxygen by ancient photosynthetic microbes change the course of evolution
on Earth? (Select all that apply)
a) Oxygen gas combined with UV light in the stratosphere to produce an ozone layer that shields Earth
from the sun's excess UV rays.
b) The presence of oxygen gas allowed for evolution of aerobic respiration.
c) Oxygen is a greenhouse gas, which caused global warming to overcome the Ice Age and promote the
survival of many organisms.
d) Oxygen is toxic to the ancient anaerobic microbes, killing them off to prevent over-population of the
planet.
Answer 1: a
Answer 2: b
,Difficulty: Medium
Learning Objective 1: 1.1 Identify each of the major types of microbe, and describe their
habitats.
Section Reference 1: 1.1 The Microbes
Question type: Multiple-Selection
14) Bacteria can be found living in ________. (Select all that apply)
a) clouds
b) the complex digestive system of ruminants
c) the roots of clover plants
d) ponds, lakes, and other aquatic habitats
Answer 1: a
Answer 2: b
Answer 3: c
Answer 4: d
Difficulty: Easy
Learning Objective 1: 1.1 Identify each of the major types of microbe, and describe their
habitats.
Section Reference 1: 1.1 The Microbes
Question type: Multiple-Choice
15) Place in order the following events regarding the role of microbes in the evolution of life on Earth: 1.
terrestrial life emerges, 2. first prokaryotic cells evolve, 3. photosynthesis occurs, 4. chemical reactions
generate the molecules needed for life, 5. aerobic respiration evolves
a) 1, 2, 3, 4, 5
b) 5, 4, 3, 2, 1
c) 2, 3, 4, 1, 5
d) 4, 2, 4, 5, 1
Answer: d
Difficulty: Medium
, Learning Objective 1: 1.1 Identify each of the major types of microbe, and describe their
habitats.
Section Reference 1: 1.1 The Microbes
Question type: Multiple-Choice
16) When a patient is determined to have an infection, the physician 's next step is to ________.
a) prescribe an antibiotic
b) collect a patient specimen and send to the lab for culture
c) quarantine the patient
d) apply an antiseptic
Answer: b
Difficulty: Medium
Learning Objective 1: 1.2 Review the human defenses and additional strategies employed to
control the growth of negatively interacting microbes such as pathogens and food spoilers.
Section Reference 1: 1.2 The Conflicts
Question type: Multiple-Selection
17) What factors must be controlled in order to promote microbial growth in the lab? (Select all that
apply)
a) optimal food resources according to what the microbe prefers
b) pH levels
c) ideal temperature
d) oxygen requirements
Answer 1: a
Answer 2: b
Answer 3: c
Answer 3: d
Difficulty: Easy
Learning Objective 1: 1.2 Review the human defenses and additional strategies employed to
control the growth of negatively interacting microbes such as pathogens and food spoilers.
Anderson
Hello all ,
We have all what you need with best price
Our email :
Our website :
testbanks-store.com
,Package Title: Test Bank
Course Title: Test Bank Questions, Anderson 2e
Chapter Number: 01 Microbial World
Question type: Multiple-Selection
1) Which of the following is a reason that Microbiology is a unique part of the study of life?
(Select all that apply)
a) Microorganisms are too small to be seen with the naked eye.
b) Microorganisms are our planet's dominant life form.
c) Microorganisms live in and on other macroorganisms like humans.
d) Microorganisms occupy most ecological niches on Earth.
Answer 1: a
Answer 2: b
Answer 3: c
Answer 4: d
Difficulty: Easy
Learning Objective 1: 1.1 Identify each of the major types of microbe, and describe their
habitats.
Section Reference 1: 1.1 The Microbes
Question type: Multiple-Choice
2) In order of increasing complexity, the 3 major groups of microorganisms are ________.
a) noncellular microbes, prokaryotic microbes and eukaryotic microbes
b) protozoans, viruses and bacteria
c) prions, viruses and bacteria
d) eukaryotic microbes, prokaryotic microbes and viruses
Answer: a
Difficulty: Medium
Learning Objective 1: 1.1 Identify each of the major types of microbe, and describe their
habitats.
,Section Reference 1: 1.1 The Microbes
Question type: Multiple-Choice
3) Which of the following statements BEST describes the major difference between the noncellular
infectious particles?
a) Viruses have either DNA or RNA, viroids have only RNA, and prions have neither DNA or RNA
b) Viruses have both DNA and RNA, viroids have only RNA and prions have proteins
c) Viruses have either DNA or RNA, Viroids have only DNA and prions have proteins and RNA
d) Viruses have both DNA and RNA, viroids have only RNA and prions have only DNA
Answer: a
Difficulty: Hard
Learning Objective 1: 1.1 Identify each of the major types of microbe, and describe their
habitats.
Section Reference 1: 1.1 The Microbes
Question type: Multiple-Selection
4) The majority of prokaryotic microbes have ________. (Select all that apply)
a) internal structures that lack membranes
b) a plasma cell membrane
c) a nucleus
d) a protein coat
Answer 1: a
Answer 2: b
Difficulty: Medium
Learning Objective 1: 1.1 Identify each of the major types of microbe, and describe their
habitats.
Section Reference 1: 1.1 The Microbes
Question type: Multiple-Choice
,5) Plasmids are ________. (Select all that apply)
a) large loops of DNA containing the genes essential for life
b) the structural units of the plasma membrane
c) small circles of DNA containing accessory genes
d) essential for bacterial survival
Answer: c
Difficulty: Easy
Learning Objective 1: 1.1 Identify each of the major types of microbe, and describe their
habitats.
Section Reference 1: 1.1 The Microbes
Question type: Multiple-Choice
6) What is the correct order of decreasing size of these organisms?
a) Rabies virus, Streptococcus pneumoniae bacterium, Trypanosoma brucei protozoan
b) Streptococcus pneumoniae bacterium, Rabies virus, Trypanosoma brucei protozoan
c) Streptococcus pneumoniae bacterium, Trypanosoma brucei protozoan, Rabies virus
d) Trypanosoma brucei protozoan, Streptococcus pneumoniae bacterium, Rabies virus
Answer: d
Difficulty: Easy
Learning Objective 1: 1.1 Identify each of the major types of microbe, and describe their
habitats.
Section Reference 1: 1.1 The Microbes
Question type: Multiple-Choice
7) The size of a single cell of Staphylococcus aureus is approximately ________.
a) 1 nm
b) 1 μm
,c) 10 μm
d) 1 mm
Answer: b
Difficulty: Medium
Learning Objective 1: 1.1 Identify each of the major types of microbe, and describe their
habitats.
Section Reference 1: 1.1 The Microbes
Question type: Multiple-Choice
8) ________ were probably the first forms of cellular life on Earth.
a) Archaea
b) Bacteria
c) Viruses
d) Protozoans
Answer: a
Difficulty: Medium
Learning Objective 1: 1.1 Identify each of the major types of microbe, and describe their
habitats.
Section Reference 1: 1.1 The Microbes
Question type: Multiple-Choice
9) You discover a methane-producing prokaryotic microbe in water sample from a geyser in Yellowstone
National Park. This microbe is most likely a(n) ________.
a) archean
b) bacterium
c) virus
d) protozoan
Answer: a
,Difficulty: Medium
Learning Objective 1: 1.1 Identify each of the major types of microbe, and describe their
habitats.
Section Reference 1: 1.1 The Microbes
Question type: Multiple-Selection
10) ________ contain a nucleus. (Select all that apply)
a) Viruses
b) Bacteria
c) Fungi
d) Algae
e) Helminths
Answer 1: c
Answer 2: d
Answer 3: e
Difficulty: Medium
Learning Objective 1: 1.1 Identify each of the major types of microbe, and describe their
habitats.
Section Reference 1: 1.1 The Microbes
Question type: Multiple-Choice
11) ________ are photosynthetic microbes.
a) Algae
b) Bacteria
c) Fungi
d) Protozoans
e) Helminths
Answer: a
Difficulty: Medium
,Learning Objective 1: 1.1 Identify each of the major types of microbe, and describe their
habitats.
Section Reference 1: 1.1 The Microbes
Question type: Multiple-Selection
12) Microbes are the dominant life form on Planet Earth because ________. (Select all that apply)
a) at an estimated 5×1030 bacteria, they are the most abundant organisms
b) there are an estimated 10 million to 1 billion different microbial species
c) microbes occupy all ecological niches of the biosphere
d) microbes have the most complex cell structure
Answer 1: a
Answer 2: b
Answer 3: c
Difficulty: Easy
Learning Objective 1: 1.1 Identify each of the major types of microbe, and describe their
habitats.
Section Reference 1: 1.1 The Microbes
Question type: Multiple-Selection
13) How did the production of oxygen by ancient photosynthetic microbes change the course of evolution
on Earth? (Select all that apply)
a) Oxygen gas combined with UV light in the stratosphere to produce an ozone layer that shields Earth
from the sun's excess UV rays.
b) The presence of oxygen gas allowed for evolution of aerobic respiration.
c) Oxygen is a greenhouse gas, which caused global warming to overcome the Ice Age and promote the
survival of many organisms.
d) Oxygen is toxic to the ancient anaerobic microbes, killing them off to prevent over-population of the
planet.
Answer 1: a
Answer 2: b
,Difficulty: Medium
Learning Objective 1: 1.1 Identify each of the major types of microbe, and describe their
habitats.
Section Reference 1: 1.1 The Microbes
Question type: Multiple-Selection
14) Bacteria can be found living in ________. (Select all that apply)
a) clouds
b) the complex digestive system of ruminants
c) the roots of clover plants
d) ponds, lakes, and other aquatic habitats
Answer 1: a
Answer 2: b
Answer 3: c
Answer 4: d
Difficulty: Easy
Learning Objective 1: 1.1 Identify each of the major types of microbe, and describe their
habitats.
Section Reference 1: 1.1 The Microbes
Question type: Multiple-Choice
15) Place in order the following events regarding the role of microbes in the evolution of life on Earth: 1.
terrestrial life emerges, 2. first prokaryotic cells evolve, 3. photosynthesis occurs, 4. chemical reactions
generate the molecules needed for life, 5. aerobic respiration evolves
a) 1, 2, 3, 4, 5
b) 5, 4, 3, 2, 1
c) 2, 3, 4, 1, 5
d) 4, 2, 4, 5, 1
Answer: d
Difficulty: Medium
, Learning Objective 1: 1.1 Identify each of the major types of microbe, and describe their
habitats.
Section Reference 1: 1.1 The Microbes
Question type: Multiple-Choice
16) When a patient is determined to have an infection, the physician 's next step is to ________.
a) prescribe an antibiotic
b) collect a patient specimen and send to the lab for culture
c) quarantine the patient
d) apply an antiseptic
Answer: b
Difficulty: Medium
Learning Objective 1: 1.2 Review the human defenses and additional strategies employed to
control the growth of negatively interacting microbes such as pathogens and food spoilers.
Section Reference 1: 1.2 The Conflicts
Question type: Multiple-Selection
17) What factors must be controlled in order to promote microbial growth in the lab? (Select all that
apply)
a) optimal food resources according to what the microbe prefers
b) pH levels
c) ideal temperature
d) oxygen requirements
Answer 1: a
Answer 2: b
Answer 3: c
Answer 3: d
Difficulty: Easy
Learning Objective 1: 1.2 Review the human defenses and additional strategies employed to
control the growth of negatively interacting microbes such as pathogens and food spoilers.
