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MICROBIOLOGY 210 UNIT 1 EXAM QUESTIONS AND ANSWERS
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MICROBIOLOGY 210 UNIT 1 EXAM QUESTIONS AND ANSWERS....
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Bacteriophages infect:a. Plants
b. Animals
c. Viruses
d. Bacteria
d. Bacteria
4. What is the fate of the host cell once a virus has entered the lytic
cycle?
Death
Animal viruses and bacteriophages use uncoating in their steps of
multiplication.
a. True
b. False
b. False
A woman brings her infant into the urgent care clinic. The baby has a
runny nose and a fever for 3 days. The child's ears and lungs are free of
infection. The mother is annoyed because the pediatrician denied her
request for antibiotics.
Should you prescribe one, explain?
No, antibiotics won’t treat the virus
The patient history reveals that she is unmarried. She is moderately
sexually active and currently using an oral contraceptive which she has
been taking for about 4 years. The woman stated that she has had 5
sexual partners over the past year. She reported that her episodes have
become progressively more severe.
What is the cause of this woman’s complaint?
As her physician, would you recommend that this woman modify her
sexual activity?
,c. Is there an effective treatment for this condition?
What serious long-term risk does this woman have?
What is the cause of this woman’s complaint?
genital herpes
As her physician, would you recommend that this woman modify her
sexual activity?
yes, because genital herpes is an STD
c. Is there an effective treatment for this condition?
No, this is a latent virus (antivirals)
What serious long-term risk does this woman have?
she is at higher risk for developing HPV (oncovirus) that causes
cervical cancer
In 1978, Carl Woese devised a system of
classification that groups organisms into the domains Bacteria, Archaea,
and
Animalia.
Eukaryotes.
Eukarya.
Protozoa.
Eukarya.
The Domain Eukarya includes ALL of the following EXCEPT:
viruses.
protists.
fungi.
plants.
viruses.
Which of the following is correctly paired?
Joseph Lister—antiseptic principles in surgery
Alexander Fleming—antibiotics (penicillin)
Robert Hooke—cell theory
Louis Pasteur—fermentation
All of the above
All of the above
Robert Koch developed his postulates while
identifying the cause of which disease?
,syphilis
anthrax
yellow fever
tetanus
anthrax
Which of the following statement(s) regarding scientific nomenclature
is/are true?
It was established by Linneaus
The first name is the genus
The entire name is underlined or italicized
It was originally in Latin
All of the above
All of the above
Place these structures in order as light passes through them until it
reaches the observer's eye.
1—condenser
2—ocular lens
3—illuminator
4—specimen
5—objective lens
a. 2, 4, 1, 3, 5
b. 3, 1, 5, 4, 2
c. 3, 4, 1, 5, 2
d. 3, 1, 4, 5, 2
d. 3, 1, 4, 5, 2
Which microscope uses an ultraviolet light source?
fluorescence microscope
phase-contrast microscope
darkfield microscope
confocal microscope
fluorescence microscope
Which of the following microscope would use the following: treat
specimens with lead, ultrathin sections are cut, internal structures are
seen.
, TEM
SEM
Phase-contrast
Darkfield
None of the above
TEM
Total magnification is the product of the ocular lens times the:
Condenser
Objective lens
Iris diaphragm
None of the above
Objective lens
Electron Microscope:
Uses UV light
Uses specimens that are alive
Uses electromagnetic lenses to focus electrons
Are used to view viruses
C and D only
C and D only
Fungi:
Are all multicellular
Classified based on spores
Are found in environments with a pH of 10
Examples include Spirogyra
Classified based on spores
Which of the following statement(s) regarding Amoebozoa is/are true?
It is a member of the Kingdom Amoeboza
It moves by cilia
It is eukaryotic
All are true
It is eukaryotic
Protozoa:
Are found in the Domain Archaea
Are classified based on motility
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