Subject: Micro-Biology

#169

What is pathogenicity?

A) The ability of an organism to cause disease

B) The process of sterilization

C) The study of immunity

D) The production of antibodies

Answer:   A

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#170

Who is credited with discovering the malaria parasite in human red blood cells?

A) Antonie van Leeuwenhoek

B) Charles Laveran

C) Louis Pasteur

D) Robert Koch

Answer:   B

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#171

What is the term for the degree or intensity level of a pathogen?

A) Toxin

B) Virulence

C) Antigen

D) Antibody

Answer:   B

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#172

Which institute is mentioned as a contributor to microbiology development?

A) Harvard University

B) Pasteur Institute

C) MIT

D) Stanford University

Answer:   B

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#173

What did Antonie van Leeuwenhoek name the tiny objects he observed?

A) Bacteria

B) Animalcules

C) Viruses

D) Protozoa

Answer:   B

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#174

Which scientist challenged the theory of spontaneous generation with meat experiments?

A) Louis Pasteur

B) Francesco Redi

C) Robert Koch

D) Edward Jenner

Answer:   B

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#175

What is the process that eliminates all forms of microbial life called?

A) Disinfection

B) Sterilization

C) Pasteurization

D) Vaccination

Answer:   B

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#176

Which of the following is a toxin?

A) A substance produced by a living organism

B) A man-made poisonous substance

C) A type of antibody

D) A sterilization chemical

Answer:   A

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