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Microbiology exam 1 multiple choice questions with Solutions 2024
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Microbiology exam 1 multiple choice questions
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Microbiology exam 1 multiple choicequestions
Which of the following microorganisms are not eukaryotic?
a. bacteria
b. molds
c. yeasts
d. protozoa - answera. bacteria
What microorganism are used to make microbiological growth media?
a. Bacteria
b. Fungi
c. Algae
d. Protozoa - answerc. Algae
In which habitat would you most likely find archea?
a. Acidic swamp
b. Swamp mud
c. Great Salt Lake
d. all of the above - answerd. all of the above
Of the following scientists, who first promulgated the theory of abiogenesis?
a. Aristotle
b. Pasteur
c. Needham
d. Spallanzani - answera. Aristotle
Which of the following scientists hypothesized that a bacterial colony arises from a
single bacterial cell?
a. Ann van Leeuwenhoek
b. Louis Pasteur
c. Robert Koch
d. Richard Petri - answerc. Robert Koch
Which scientist first hypothesized that medical personnel could infect patients with
pathogens?
,a. Edward Jenner
b. Joseph lister
c. John Snow
d. Ignaz Semmelweis - answerd. Ignaz Semmelweis
1. Leeuwenhoek described microorganisms as _________
a. Animalcules
b. Prokaryotes
c. Eukaryotes
d. Protozoa - answera. Animalcules
Which of the following favored the theory of spontaneous generation?
a. Spallanzani
b. Needham
c. Pasteur
d. Koch - answerb. Needham
1. A scientist who studies the role of microorganisms in the environment is a(n)
_________.
a. Genetic technologist
b. Earth microbiologist
c. Epidemiologist
d. Environmental microbiologist - answerd. Environmental microbiologist
1. The laboratory of Robert Koch contributed which of the following to the field of
microbiology?
a. Simple staining
b. Use of petri dish
c. First photomicrograph of bacteria
d. All the above - answerd. All the above
What does the science of microbiology study?
a. all life forms
b. disease-causing life forms
c. bacteria
d. life forms too small to see with the unaided eye - answerd. life forms too small to see
with the unaided eye
Are most microorganisms harmful or harmless to people?
,a. Microbes affect every person differently
b. Most microorganisms are harmless to people
c. All microorganisms are beneficial to people
d, Most microorganisms are harmful to people - answerb. Most microorganisms are
harmless to people
What scientific device did van Leeuwenhoek create?
a. the alcohol burner
b. the first good microscope
c. the magnifying glass
d. the stethoscope - answerb. the first good microscope
What is the modern name for organisms that are too small to be seen without a
microscope?
a. nano organisms
b. beasties
c. microorganisms
d. Animalcules - answerc. microorganisms
Van Leeuwenhoek described bacteria, archaea, fungi, algae, small multicellular
animals, and one other type of microorganism. What other type of microorganism did he
describe?
a. protozoa
b. plaque
c. peptidoglycan
d. viruses - answera. protozoa
All eukaryotic cells contain most of their genetic material inside what structure?
a. spores
b. a nucleus
c. cell wall
d. pseudopods - answerb. a nucleus
What term describes the idea that living organisms can come from nonliving
substances?
a. fermentation
b. Germ theory
c. Scientific method
d. spontaneous generation - answerd. spontaneous generation
, The investigations of which researcher finally disproved that living organisms can come
from nonliving substances?
a. Needham
b. Pasteur
c. Spallanzani
d. Redi - answerb. Pasteur
Today we understand that yeasts and bacteria can cause fermentation. That
understanding comes to us from the work of which noted historical scientist?
a. Redi
b. Pasteur
c. Buchner
d. Spallanzani - answerb. Pasteur
What industry has the work of Pasteur most influenced?
a. Energy
b. Health care
c. Food and beverage
d. Manufacturing - answerc. Food and beverage
Which researcher ultimately gave us a method for proving that a particular microbe
caused a particular disease?
a. Eduard Buchner
b. Hans Christain Gram
c. Robert Koch
d. Louis Pasteur - answerc. Robert Koch
Which researcher developed the staining technique most widely used in microbiology to
visualize and to begin identifying microbes under the microscope?
a. Louis Pasteur
b. Robert Koch
c. Ignaz Semmelweis
d. Hans Christian Gram - answerd. Hans Christian Gram
Which health care practitioner improved our understanding of the importance of hand
washing?
a. Florence Nightingale
b. Joseph Lister
c. Ignaz Semmelweis
d. Lady Mary Wortley Montagu - answerc. Ignaz Semmelweis
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