NBDHE Final Exam Microbiology Questions and Answers
NBDHE Final Exam Microbiology Questions
and Answers
Question 1
One type of microscope that provides a three-dimensional image of a specimen is
the:
a. Phase-contrast microscope
b. Transmission electron microscope
c. Bright-field microscope
d. Scanning electron microscope
Correct Answer
d.
Question 2
One type of microscope capable of observing living micro- organisms is the:
a. Bright-field microscope
b. Phase-contrast microscope
c. Fluorescence microscope
d. Electron microscope
Correct Answer
b.
Question 3
Which scientist is most responsible for ending the contro-versy about spontaneous
generation?
a. John Needham
b. Joseph Lister
c. Louis Pasteur
d. Robert Koch
Correct Answer
c.
Page 1 of 98
, NBDHE Final Exam Microbiology Questions and Answers
Question 4
Fossils of prokaryotes go back billion years. a. 4 to 5
b. 3.5 to 4
c. 2.5 to 3
d. 2.2 to 2.7
Correct Answer
b.
Question 5
Which of the following is not a microorganism?
a. Bacterium
b. Algae
C. Insect
d. Fungus
Correct Answer
c.
Question 6
The correct descending order of the taxonomic categories is:
a. Species, domain, phylum, kingdom, order, division, class, genus
b. Domain, kingdom, phylum, class, family, order, genus, species
c. Domain, kingdom, phylum, class, order, family, genus, species
d. Kingdom, domain, phylum, order, class, family, genus, species
Correct Answer
c.
Question 7
Complex communities of microorganisms on surfaces are called:
a. Colonies
b. Biofilms
c. Biospheres
d. Flora
Correct Answer
b.
Page 2 of 98
, NBDHE Final Exam Microbiology Questions and Answers
Question 8
A relationship between organisms in which the waste prod- uct of one provides
nutrients for another is called:
a. Mutualism
b. Competition
c. Synergism
d. Commensalism
Correct Answer
d.
Question 9
Which of the following sites of the human body does not have a normal flora?
a. Intestine
b. Skin
c. Vagina
d. Blood
Correct Answer
d.
Question 10
Which of the following industries use(s) microorganisms?
a. Chemical
b. Wine
c. Cheese
d. All of the above
Correct Answer
d.
Question 11
All bacteria are ______________ cells based on presence or absence of cellular structures.
Correct Answer
Prokaryotic
Page 3 of 98
, NBDHE Final Exam Microbiology Questions and Answers
Question 12
Cells that contain a nucleus are _____________ cells.
Correct Answer
Eukaryotic
Question 13
The taxonomic resource for information on bacteria is the __________ _________.
Correct Answer
Bergey's manual
Question 14
The proteins implicated in spongiform encephalopathy are:
Correct Answer
Prions
Question 15
The cleanup of different industrial waste is referred to as:
Correct Answer
Bioremediation
Question 16
The atomic number equals the number of:
a. Protons
b. Neutrons
c. Electrons
d. Protons and neutrons
Correct Answer
d.
Page 4 of 98
NBDHE Final Exam Microbiology Questions
and Answers
Question 1
One type of microscope that provides a three-dimensional image of a specimen is
the:
a. Phase-contrast microscope
b. Transmission electron microscope
c. Bright-field microscope
d. Scanning electron microscope
Correct Answer
d.
Question 2
One type of microscope capable of observing living micro- organisms is the:
a. Bright-field microscope
b. Phase-contrast microscope
c. Fluorescence microscope
d. Electron microscope
Correct Answer
b.
Question 3
Which scientist is most responsible for ending the contro-versy about spontaneous
generation?
a. John Needham
b. Joseph Lister
c. Louis Pasteur
d. Robert Koch
Correct Answer
c.
Page 1 of 98
, NBDHE Final Exam Microbiology Questions and Answers
Question 4
Fossils of prokaryotes go back billion years. a. 4 to 5
b. 3.5 to 4
c. 2.5 to 3
d. 2.2 to 2.7
Correct Answer
b.
Question 5
Which of the following is not a microorganism?
a. Bacterium
b. Algae
C. Insect
d. Fungus
Correct Answer
c.
Question 6
The correct descending order of the taxonomic categories is:
a. Species, domain, phylum, kingdom, order, division, class, genus
b. Domain, kingdom, phylum, class, family, order, genus, species
c. Domain, kingdom, phylum, class, order, family, genus, species
d. Kingdom, domain, phylum, order, class, family, genus, species
Correct Answer
c.
Question 7
Complex communities of microorganisms on surfaces are called:
a. Colonies
b. Biofilms
c. Biospheres
d. Flora
Correct Answer
b.
Page 2 of 98
, NBDHE Final Exam Microbiology Questions and Answers
Question 8
A relationship between organisms in which the waste prod- uct of one provides
nutrients for another is called:
a. Mutualism
b. Competition
c. Synergism
d. Commensalism
Correct Answer
d.
Question 9
Which of the following sites of the human body does not have a normal flora?
a. Intestine
b. Skin
c. Vagina
d. Blood
Correct Answer
d.
Question 10
Which of the following industries use(s) microorganisms?
a. Chemical
b. Wine
c. Cheese
d. All of the above
Correct Answer
d.
Question 11
All bacteria are ______________ cells based on presence or absence of cellular structures.
Correct Answer
Prokaryotic
Page 3 of 98
, NBDHE Final Exam Microbiology Questions and Answers
Question 12
Cells that contain a nucleus are _____________ cells.
Correct Answer
Eukaryotic
Question 13
The taxonomic resource for information on bacteria is the __________ _________.
Correct Answer
Bergey's manual
Question 14
The proteins implicated in spongiform encephalopathy are:
Correct Answer
Prions
Question 15
The cleanup of different industrial waste is referred to as:
Correct Answer
Bioremediation
Question 16
The atomic number equals the number of:
a. Protons
b. Neutrons
c. Electrons
d. Protons and neutrons
Correct Answer
d.
Page 4 of 98
