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Microbiology Concepts and Historical Milestones Quiz

#1

Who is credited with discovering penicillin, the first antibiotic?

Alexander Fleming
Explanation

Alexander Fleming is credited with the discovery of penicillin, the first antibiotic.

#2

Which scientist is known as the 'Father of Microbiology'?

Antonie van Leeuwenhoek
Explanation

Antonie van Leeuwenhoek is known as the 'Father of Microbiology.'

#3

Which of the following is NOT a method of sterilization?

Incubation
Explanation

Incubation is not a method of sterilization.

#4

What is the term for a symbiotic relationship in which one organism benefits while the other is unaffected?

Commensalism
Explanation

Commensalism is a symbiotic relationship where one organism benefits while the other is unaffected.

#5

Which scientist discovered the structure of DNA?

James Watson and Francis Crick
Explanation

James Watson and Francis Crick discovered the structure of DNA.

#6

Which scientist proposed the theory of spontaneous generation?

Francesco Redi
Explanation

Francesco Redi proposed the theory of spontaneous generation.

#7

Which of the following is NOT a characteristic of prokaryotic cells?

Presence of a nucleus
Explanation

Prokaryotic cells do not have a true nucleus, making the absence of a nucleus a characteristic.

#8

What is the term for a virus that infects bacteria?

Bacteriophage
Explanation

A virus that infects bacteria is called a bacteriophage.

#9

What is the primary function of agar in microbiology?

To solidify culture media
Explanation

Agar is used in microbiology to solidify culture media for the growth of microorganisms.

#10

Which microorganism is responsible for causing tuberculosis?

Mycobacterium tuberculosis
Explanation

Mycobacterium tuberculosis is the microorganism responsible for causing tuberculosis.

#11

Who developed the first vaccine for smallpox?

Edward Jenner
Explanation

Edward Jenner developed the first vaccine for smallpox.

#12

Which scientist proposed the germ theory of disease?

Robert Koch
Explanation

Robert Koch proposed the germ theory of disease.

#13

Who discovered the first antibiotic produced by a bacterium?

Selman Waksman
Explanation

Selman Waksman discovered the first antibiotic produced by a bacterium.

#14

Who proposed the theory of biogenesis?

Louis Pasteur
Explanation

Louis Pasteur proposed the theory of biogenesis.

#15

Which microorganism is responsible for causing malaria?

Plasmodium
Explanation

Plasmodium is the microorganism responsible for causing malaria.

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