MICROBIOLOGY STUDY QUESTIONS AND THEIR ANSWERS FOR REVISION
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Course
MICROBIOLOGY
Institution
MICROBIOLOGY
One of the earliest researchers to explore the use of chemicals to kill microbial pathogens was
Koch.
Hooke.
Fleming.
Ehrlich.
Ehrlich
The arsenic compound that proved highly effective in treating syphilis was called
penicillin.
sulfa.
erythromycin.
Salvarsan
Salvarsan
The first exa...
one of the earliest researchers to explore the use
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MICROBIOLOGY STUDY QUESTIONS AND
THEIR ANSWERS FOR REVISION
One of the earliest researchers to explore the use of chemicals
to kill microbial pathogens was
Koch.
Hooke.
Fleming.
Ehrlich.
Ehrlich
The arsenic compound that proved highly effective in treating
syphilis was called
penicillin.
sulfa.
erythromycin.
Salvarsan
Salvarsan
The first example of an antimicrobial drug synthesized in the
laboratory was
penicillin.
sulfa.
,erythromycin.
Salvarsan.
Salvarsan
Prontosil effectively acted on streptococci when the drug was
split by enzymes to produce
penicillin.
sulfanilamide.
erythromycin.
Salvarsan.
sulfanilamide.
The use of Salvarsan and Prontosil to treat microbial infections
were early examples of
antibiotics.
toxins.
inhibitors.
chemotherapy.
chemotherapy.
Penicillin was discovered by
Koch.
Hooke.
Fleming.
Ehrlich.
Fleming
,The most effective form of penicillin is
A.
B.
E.
G.
G
One of the earliest antimicrobials isolated from a bacterium was
penicillin.
ampicillin.
Salvarsan.
streptomycin.
streptomycin
Which of the following groups of microorganisms produces
antibiotics?
a. Penicillium
b. Streptomyces
c. Bacillus
d. All of the choices are correct.
e. Penicillium AND Streptomyces
, All of the choices are correct
An antibiotic made by microorganisms and modified by
chemists is called
anti-metabolic.
catabolic.
synthetic.
semi-synthetic.
semi-synthetic
The antimicrobials produced by some molds and bacteria are
generally called
insecticides.
biocides.
antiseptics.
antibiotics.
antibiotics
The toxicity of a given drug is expressed as the
selective toxicity.
biocide index.
biostatic index.
therapeutic index.
therapeutic index
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