microbiology chapter 1 Quiz 1

10) Which of the following findings was essential for Edward Jenner's vaccination process? A) Exposure to a milder disease form may produce immunity. B) A weakened microorganism will not cause disease. C) Someone who recovers from a disease will not acquire that disease again. D) Disease is caused by viruses. E) Pathogenic microorganisms infect all humans and animals in the same manner.

Answer: A) Exposure to a mild disease form may produce immunity.

7) Who is credited with first observing cells? A) Robert Hooke B) Anton van Leeuwenhoek C) Robert Koch D) Louis Pasteur E) Carolus Linnaeus

Answer: A) Robert Hooke

3) Commercial utilization of microbial products has become increasingly popular due to their environmentally friendly nature. Removal of these products from the environment typically utilizes A) enzymes. B) organic acids. C) organic solvents. D) soap. E) alcohol.

Answer: A) enzymes.

13) Who was the first scientist to pursue a "magic bullet" that could be used to treat infectious disease? A) Jenner B) Pasteur C) Ehrlich D) Lister E) Semmelweis

Answer: C) Ehrlich

8) Proof that a microbe could cause disease was provided by A) Pasteur. B) Lister. C) Koch. D) Wasserman. E) Semmelweis.

Answer: C) Koch.

6) Classification of organisms into three domains is based on A) the presence of a cell wall. B) the number of cells in the organism. C) cellular organization. D) nutritional requirements. E) cellular proteins.

Answer: C) cellular organization.

12) The first antibiotic to be utilized was A) salvarsan. B) vancomycin. C) penicillin. D) sulfonamides. E) quinine.

Answer: C) penicillin

4) In the name Staphylococcus aureus, aureus is the A) genus. B) domain name. C) specific name. D) kingdom. E) family name.

Answer: C) specific name.

1) The term used to describe a disease-causing microorganism is A) microbe. B) bacterium. C) virus. D) pathogen. E) infection.

Answer: D) pathogen.

14) Vaccinations are available for all of the following diseases EXCEPT A) measles. B) rubella. C) mumps. D) strep throat. E) hepatitis B.

Answer: D) strep throat.

2) Common commercial benefits of microorganisms include synthesis of A) antibiotics. B) aspirin. C) insulin. D) antibiotics and aspirin. E) antibiotics and insulin.

Answer: E) antibiotics and insulin.

11) Antibiotics are produced by A) viruses. B) bacteria. C) protozoa. D) fungi. E) bacteria and fungi.

Answer: E) bacteria and fugi.

5) Protozoan motility structures include A) cilia. B) flagella. C) pseudopods. D) cilia and pseudopods only. E) cilia, flagella, and pseudopods.

Answer: E) cilia, flagella, and pseudopods

17) Microorganisms are essential to our life. Each of the following is an example of a beneficial function of microorganisms EXCEPT A) alternative fuel production. B) bioremediation. C) gene therapy. D) agriculture. E) increased morbidity.

Answer: E) increased morbidity.

9) Mycology is the study of A) mycoplasma. B) mushrooms. C) protozoa. D) molds. E) molds, yeast, and mushrooms.

Answer: E) mold, yeast, and mushrooms.

16) Molecular biology is the study of A) DNA synthesis. B) RNA replication. C) protein synthesis. D) enzyme function. E) the structure and function of macromolecules essential to life.

Answer: E) the structure and function of macromolecules essential to life.