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