WorksheetsTest History of Microbiology
Total questions: 30
Worksheet time: 17mins
Viruses can have genomes made of
RNA
Both DNA & RNA
DNA or RNA, but not both
DNA
Which of the following diseases wiped out approximately 50% of Europe's population during the middle ages?
Anthrax
Bubonic plague
Smallpox
Measles
Which of the following is not considered a significant contribution to microbiology
development of vaccines
all are significant contributions
invention of the microscope
development of antibiotics
Malaria is the infectious disease that causes the most deaths worldwide each year.
True
False
What is the cause of stomach ulcers?
Helicobacter pylori
stress
none of the answers is correct
spicy food
Which of the following is considered a traditional diagnostic procedure?
culture
electron microscopy
Ouchterlony
Gel electrophoresis
HIV infections can be found in most countries around the world.
True
False
Which of the following microscopes are routinely used in the clinical microbiology lab?
A & C only
B
electron microscope
D
none of the above
A
brightfield or lightfield microscope
C
fluorescent microscope
Place Koch's Postulates in the correct order.
Pathogen present in all cases of the disease
Pathogen isolated from the diseased host and grown in pure culture
Pathogen from pure culture will cause disease when inoculated into a healthy, susceptible host
Pathogen must be re-isolated from host
Cell cultures are used to grow
A
intracellular bacteria
D
none of the above
C
viruses
B
all bacteria
both A & C
Which of the following is considered a serological diagnostic procedure?
antigen titer
gel electrophoresis
Gram stain
culture
What disease did Columbus and other explorers take back to Europe?
Syphilis
measles
smallpox
tetanus
What bacterial structure allows a bacteria to survive for years in a hostile environment?
flagellum
cell wall
capsule
spore
The Antonine Plague that wiped out a significant portion of the Roman population was most likely caused by smallpox or measles.
True
False
A patient comes to your clinic complaining of a sore throat. When you perform the physical exam, his temperature is 38°C, throat is red and swollen, and you notice white patches at the back of the throat.
What is the name of the organism most likely causing the disease?
Streptococcus pyogenes
Staphylococcus aureus
Streptococcus agalactiae
Enterococcus faecalis
What course of treatment do you prescribe for the patient?
metronidazole
penicillin
tetracycline
vancomycin
1. Review the image of the electrophoresis analysis. Starting at the upper left and going to the right,
Lane 1 depicts a DNA sample that was found at a crime scene.
Lane 2 suspect #1 DNA
Lane 3 suspect #2 DNA
Lane 4 suspect #3 DNA
Lane 5 suspect #4 DNA
Lane 6 suspect #5 DNA
Which suspect(s) is a DNA match?
Lane 4, Suspect #3
Suspects #1 & 2
Lane 6 Suspect #5
Lane 5, Suspect #4
Lane 2, Suspect #1
How is it possible for 2 different people to have the same DNA profile?
suspects are distantly related
suspects are fraternal twins
suspects are identical twins
laboratory error
Which of the following pathogens was responsible for a pandemic that decimated nearly half of Europe's population in the 14th century?
Varicella-Zoster Virus
SARS-CoV-2
Variola Virus
Yersinia pestis
Which pathogen did Christopher Columbus and other European explorers introduce to the indigenous populations of the New World, leading to widespread epidemics?
Neisseria gonorrhoeae
Variola virus
Trichomonas vaginalis
Chlamydia trachomatis
Which virus was responsible for the global pandemic that occurred in 1918, significantly impacting populations worldwide?
HIV
Influenzae
Coronavirus
Hepatitis B
In studying the structure of viruses in microbiology, an electron microscope can magnify objects up to ______ times.
100,000
100
1,000,000
1000
Match the following scientists with their proposed theories.
Koch
Postulates of Germ Theory
Pasteur
Disproved Spontaneous Generation
Aristotle
Proposed Spontaneous Generation
Which scientist's experiment with broth disproved Spontaneous Generation theory, supporting the concept of microbiology?
Aristotle
Koch
Pasteur
Hooke
2. Which individual first observed unicellular organisms, which he called “animalcules,” using a microscope he developed?
Robert Koch
Louis Pasteur
Thucydides
Antonie van Leeuwenhoek
12. Which famous scientist developed a vaccine for rabies?
Louis Pasteur
Robert Koch
Antonie von Leeuwenhoeck
Thucydides
Before the Germ Theory of Disease was widely accepted, what was a common belief about the cause of diseases?
A
Diseases were caused by bad genes.
B
Diseases were a result of imbalanced body humors.
C
Diseases were punishments from the gods.
B and C
Match the following scientists with their proposed theories.
Koch
Postulates of Germ Theory
Pasteur
Disproved Spontaneous Generation
Aristotle
Proposed Spontaneous Generation
12. Which famous scientist developed a vaccine for rabies?
Louis Pasteur
Robert Koch
Antonie von Leeuwenhoeck
Thucydides
