Navigation » List of Schools » Prince George Community College » Biology » Bio 2010 – Microbiology » Summer 2023 » Lecture Exam 1
Below are the questions for the exam with the choices of answers:
Question #1
A stomach acid is not an important factor in determining virulence.
B pH has no effect on virulence.
C stomach acid increases the virulence of Vibrio cholerae
D stomach acid decreases the virulence of Vibrio cholerae.
Question #2
A more than one of the choices are correct
B death rate
C none of these are correct
D infection rate
E number of incidences
F number of prevalence
Question #3
A size
B time
C location
D temperature
Question #4
A reactive electrons
B inert electrons
C valence electrons
D octet electrons
Question #5
A change the antibiotic structure so that it cannot function
B move to a new location where there is no antibiotic
C none of these are correct
D increase the pH so that the antibiotic does not work
E change the microorganismâ s targeted cell structure
F more than one of the choices are correct
Question #6
A social isolation never makes them go away
B they usually end with very minimal loss of human life
C they only affect poor, less affluent countries
D ignorance almost always makes them worse
Question #7
A decline
B incubation
C illness
D prodromal
E convalescence
F more than one of the choices are correct
Question #8
A they always are transmitted from the same vector
B when humans are the final spill over recipient, the virulence increases
C they can be detected before they outbreak into pandemics
D they often involve several animals before they transmit to humans
Question #9
A refers to the number of people an infected person will infect with the virus
B refers to the proportion of living cases among those that have the disease
C refers to the proportion of fatal cases among those that have the disease
D is exactly the same for every infectious outbreak in recent history
Question #10
A more than one of the choices are correct
B transmitting infectious water droplets through sweating
C transmitting infectious water droplets through sneezing
D transmitting infectious water droplets through laughing
E none of these are correct
F transmitting infectious water droplets through the rain
Question #11
A an infection that spreads from an animal to a human
B an infection the spreads in a hospital
C an infection that spreads between two humans
D an infection whose spread cannot be controlled
Question #12
A DNA
B fats
C Gram stains
D mitochondrial
E appearance
Question #13
A sporadic
B endemic
C epidemic
D pandemic
Question #14
A their outer shell is full of protons
B their outer shell is full of atoms
C their outer shell is full of neutrons
D their outer shell is full of electrons
Question #15
A the flask had a glass barrier that prevented contamination.
B the flask could be heated media in order to prevent microbial growth.
C the flask allowed fresh air to directly contact the medium
D the experimenter could look for contamination without disturbing the experiment.
Question #16
A animals.
B states.
C continents.
D insects.
E individuals
Question #17
A 8.0
B 7.0
C 14.0
D 1.5
E 7.5
Question #18
A a place the microbe resides during an infection.
B an infected host organism
C the animal or object that transmits the infectious disease to humans
D a place for the microbe to live before and after infection.
Question #19
A convalescence, incubation, prodromal period, illness, decline
B illness, convalescence, incubation, prodromal period, decline
C incubation, convalescence, prodromal period, illness, decline
D prodromal period, convalescence, incubation, illness, decline
E incubation, prodromal period, illness, decline, convalescence
Question #20
A nonliving matter gives rise to living organisms
B living cells can only arise from preexisting living cells
C Microorganisms can be generated for nonliving matter
D oxygen is necessary for living organisms
Question #21
A the respiratory tract
B the placenta
C the urinary tract
D the eyes and skin
E the digestive tract
Question #22
A pathogens.
B commensals.
C parasites.
D mutualistic.
Question #23
A reservoir
B vector
C hot zone
D source
Question #24
A prodromal route
B respiratory membrane
C nosocomial route
D parenteral route.
Question #25
A mutualism
B commensalism
C pathogenicity
D parasitism
Question #26
A cells
B disease
C air
D bacteria
Question #27
A epidemic.
B sporadic.
C pandemic.
D endemic.
Question #28
A morbidity
B prevalence
C mortality
D incidence
Question #29
A none of these are correct
B the host’s defenses or degree of resistance
C the number of microorganisms infecting the host
D all of these are correct
E the virulence of the organism
Question #30
A the microorganism must be isolated in pure culture
B the organism must be isolated in all cases of disease
C the organism must be isolated in pure culture from the lab animal
D the isolated organism must be inoculated in a human and cause disease
Question #31
A a parasite that kills its host
B a microbe that causes disease in humans
C a parasite that infects dogs
D a virus that does nothing to humans
Question #32
A nosocomial infections
B vector-borne infections
C social infections
D community infections
Question #33
A the number of protons in the outer valance shell
B none of these
C the number of neutrons in the outer valence shell
D
E the number of electrons in the outer valence shell
Question #34
A common source
B opportunistic
C nosocomial
D partial
Question #35
A hydrogen bond.
B polar-covalent bond.
C non-polar covalent bond
D ionic bond.
Question #36
A vicarious immunity
B resistance effect
C threshold immunity
D herd immunity
Question #37
A infectious point
B lethal point
C portal of entry
D penetration point
Question #38
A the time of infection and death
B time of infection and recovery
C the initial infection and appearance of clinical symptoms
D appearance of clinical symptoms and death
Question #39
A demonstrate that a disease is caused by a specific microorganism.
B isolate microorganisms from diseased animals.
C clearly identify and characterize a particular microorganism.
D develop vaccines for specific diseases.
Question #40
A environmental conditions
B all of these
C genetic profile
D human behavior
Question #41
A 2, 8, 18
B 2, 8, 18, 2
C 2, 8, 18, 8, 2
D 2, 8, 18, 8, 5