Navigation » List of Schools » Prince George Community College » Biology » Bio 2010 – Microbiology » Spring 2021 » Lecture Exam 1 (A)
Below are the questions for the exam with the choices of answers:
Question #1
A change the microorganismâ s targeted cell structure
B increase the pH so that the antibiotic does not work
C change the antibiotic structure so that it cannot function
D move to a new location where there is no antibiotic
E more than one of the above is correct
F none of the above is correct
Question #2
A carbon dioxide
B sunlight
C oxygen
D dust
E air
Question #3
A the flask could be heated media in order to prevent microbial growth.
B the experimenter could look for contamination without disturbing the experiment.
C the flask had a glass barrier that prevented contamination.
D the flask allowed fresh air to directly contact the medium
Question #4
A pathogenicity
B parasitism
C mutualism
D commensalism
Question #5
A a different disease of the same severity will result.
B pathogens cannot enter by alternate routes.
C a more severe disease will result.
D a milder disease will result.
Question #6
A epidemic
B sporadic
C pandemic
D endemic
Question #7
A sporadic.
B pandemic.
C epidemic.
D endemic.
Question #8
A their outer shell is full of atoms
B their outer shell is full of electrons
C their outer shell is full of neutrons
D their outer shell is full of protons
Question #9
A nosocomial infections
B community infections
C social infections
D vector-borne infections
Question #10
A portal of entry
B penetration point
C lethal point
D infectious point
Question #11
A reactive electrons
B octet electrons
C inert electrons
D valence electrons
Question #12
A the number of protons in the outer valance shell
B the number of neutrons in the outer valence shell
C the number of electrons in the outer valence shell
D the number of protons in the outer valance shell and the number of neutrons in the outer valence shell
E none of the above
Question #13
A the microorganism must be isolated in pure culture
B the isolated organism must be inoculated in a human and cause disease
C the organism must be isolated in all cases of disease
D the organism must be isolated in pure culture from the lab animal
Question #14
A a place for the microbe to live before and after infection.
B a place the microbe resides during an infection.
C the animal or object that transmits the infectious disease to humans
D an infected host organism
Question #15
A they only affect poor, less affluent countries
B ignorance almost always makes them worse
C they usually end with very minimal loss of human life
D social isolation never makes them go away
Question #16
A convalescence
B decline
C illness
D more than one of the above is correct
E prodromal
F incubation
Question #17
A when humans are the final spill over recipient, the virulence increases
B they can be detected before they outbreak into pandemics
C they always are transmitted from the same vector
D they often involve several animals before they transmit to humans
Question #18
A vector
B source
C hot zone
D reservoir
Question #19
A prodromal period, convalescence, incubation, illness, decline
B incubation, prodromal period, illness, decline, convalescence
C convalescence, incubation, prodromal period, illness, decline
D incubation, convalescence, prodromal period, illness, decline
E illness, convalescence, incubation, prodromal period, decline
Question #20
A incidence
B prevalence
C morbidity
D mortality
Question #21
A vicarious immunity
B resistance effect
C herd immunity
D threshold immunity
Question #22
A animals.
B states.
C individuals
D continents.
E insects.
Question #23
A ionic bond.
B polar-covalent bond.
C non-polar covalent bond
D hydrogen bond.
Question #24
A transmitting infectious water droplets through sneezing
B transmitting infectious water droplets through the rain
C more than one of the above is correct
D transmitting infectious water droplets through sweating
E transmitting infectious water droplets through laughing
F none of the above is correct
Question #25
A refers to the proportion of fatal cases among those that have the disease
B refers to the number of people an infected person will infect with the virus
C refers to the proportion of living cases among those that have the disease
D is exactly the same for every infectious outbreak in recent history
Question #26
A an infection whose spread cannot be controlled
B an infection that spreads between two humans
C an infection the spreads in a hospital
D an infection that spreads from an animal to a human
Question #27
A prodromal route
B parenteral route.
C nosocomial route
D respiratory membrane
E none of the above
Question #28
A all microorganisms in a certain geographic region
B all microorganisms the human body
C all microorganisms of the same species
D all of the microorganisms involved in symbiotic relationships
Question #29
A the number of microorganisms infecting the host, the virulence of the organism and the host’s defenses or degree of resistance
B the host’s defenses or degree of resistance
C the number of microorganisms infecting the host
D the virulence of the organism
E none of the above are correct
Question #30
A number of prevalence
B number of incidences
C death rate
D more than one of the above is correct
E infection rate
F none of the above is correct
Question #31
A partial
B opportunistic
C common source
D nosocomial
Question #32
A a parasite that infects dogs
B a parasite that kills its host
C a virus that does nothing to humans
D a microbe that causes disease in humans
Question #33
A Spallanzani covered his flasks with gauze before boiling
B Spallanzani did not cover his flasks after boiling the media
C Needham did not cover his flasks after boiling the media
D Needham covered his flasks with gauze after boiling the media
Question #34
A the placenta
B the digestive tract
C the respiratory tract
D the eyes and skin
E the urinary tract
Question #35
A size
B time
C temperature
D location
Question #36
A energy and matter is neither created nor destroyed in physical or chemical processes.
B neither energy and matter can be created and destroyed in physical or chemical processes.
C energy is neither created nor destroyed in physical or chemical processes.
D matter is neither created nor destroyed in physical or chemical processes.
Question #37
A appearance of clinical symptoms and death
B time of infection and recovery
C the time of infection and death
D the initial infection and appearance of clinical symptoms
Question #38
A clearly identify and characterize a particular microorganism.
B isolate microorganisms from diseased animals.
C develop vaccines for specific diseases.
D demonstrate that a disease is caused by a specific microorganism.
Question #39
A human behavior and genetic profile
B genetic profile, human behavior and environmental conditions
C genetic profile
D environmental conditions
Question #40
A it is highly virulent
B it is a sporadic infection
C it is not human pathogen
D its virulence is low
E none of the above are correct
Question #41
A cells
B bacteria
C disease
D air
Question #42
A stomach acid is not an important factor in determining virulence.
B stomach acid increases the virulence of Vibrio cholerae
C pH has no effect on virulence.
D stomach acid decreases the virulence of Vibrio cholerae.
Question #43
A mitochondrial
B appearance
C Gram stains
D fats
E DNA
Question #44
A a flask with a gauze covering
B a Swan necked flask
C a flask that was open for one week and sealed for another week
D a flask that was sealed and turned upside down
Question #45
A Microorganisms can be generated for nonliving matter
B nonliving matter gives rise to living organisms
C living cells can only arise from preexisting living cells
D oxygen is necessary for living organisms
Question #46
A 2, 8, 18, 8, 5
B 2, 8, 18, 8, 2
C 2, 8, 18, 2
D 2, 8, 18
Question #47
A 1000 times more acidic
B 10 times more acidic
C 3 times more acidic
D 100 times more acidic
E 30 times more acidic
Question #48
A human hands
B door handles
C needles
D towels
E more than one of the above is correct
Question #49
A 7
B 14
C 7.5
D 8
E 1.5
Question #50
A pathogens.
B mutualistic.
C commensals.
D parasites.