Microbiology Questions and answers
The relationship between a parasite and its host would be termed: - correct
answer-Antagonism
Microorganisms that can grow in the absence of oxygen are called: - correct
answer-anaerobic
A genus of bacteria that are gram-positive occurring in pairs: - correct answer-diplococcus
The causative agent for endemic typhus (flea borne typhus) is: - correct answer-Rickettsia
typhi
The temperature at which a microorganism grows best is: - correct answer-optimum
temperature
The white blood cells generally found to be in the highest concentration in the normally
healthy individual during a routine blood study would be: - correct answer-neutrophils
The flagellum of a bacterial cell functions for: - correct answer-movement
Bacteria that can grow in the absence or presence of free oxygen are known as: - correct
answer-facultative
A prion is an abnormal: - correct answer-protein
A visible group of bacteria growing on a solid medium, presumably arising from a single
microorganism is called a: - correct answer-bacterial colony
Puerperal sepsis is commonly called: - correct answer-childbirth fever
Which of the following diseases are NOT caused by Streptococcus pyogenes: - correct
answer-trachoma
A toxin, which is generally protein in nature, and is produced by a microorganism and
excreted into its surroundings is called a(n): - correct answer-exotoxin
Bodily fluid discharges from orifices, lesions, and biological vectors are: - correct
answer-vehicles of exit
The bacillus is considered the largest of the pathogens. It is a gram (+) aerobic spore former,
which most commonly enters through a wound or skin abrasion, and exits the body through
pus, sputum, feces, and urine. It can also enter a person via the respiratory tract. The most
likely organism is: - correct answer-Bacillus anthracis
The relationship between a parasite and its host would be termed: - correct
answer-Antagonism
Microorganisms that can grow in the absence of oxygen are called: - correct
answer-anaerobic
A genus of bacteria that are gram-positive occurring in pairs: - correct answer-diplococcus
The causative agent for endemic typhus (flea borne typhus) is: - correct answer-Rickettsia
typhi
The temperature at which a microorganism grows best is: - correct answer-optimum
temperature
The white blood cells generally found to be in the highest concentration in the normally
healthy individual during a routine blood study would be: - correct answer-neutrophils
The flagellum of a bacterial cell functions for: - correct answer-movement
Bacteria that can grow in the absence or presence of free oxygen are known as: - correct
answer-facultative
A prion is an abnormal: - correct answer-protein
A visible group of bacteria growing on a solid medium, presumably arising from a single
microorganism is called a: - correct answer-bacterial colony
Puerperal sepsis is commonly called: - correct answer-childbirth fever
Which of the following diseases are NOT caused by Streptococcus pyogenes: - correct
answer-trachoma
A toxin, which is generally protein in nature, and is produced by a microorganism and
excreted into its surroundings is called a(n): - correct answer-exotoxin
Bodily fluid discharges from orifices, lesions, and biological vectors are: - correct
answer-vehicles of exit
The bacillus is considered the largest of the pathogens. It is a gram (+) aerobic spore former,
which most commonly enters through a wound or skin abrasion, and exits the body through
pus, sputum, feces, and urine. It can also enter a person via the respiratory tract. The most
likely organism is: - correct answer-Bacillus anthracis
