, Chapter 1
Multiple Choice
1. Who was one of the early natural philosophers who coined the name “cella” for the
empty cork spaces that became the word we use today, “cells”?
A. Robert Hooke
B. Zacharias Janssen
C. Francesco Stalluti
D. Giovanni Faber
Ans: A
2. Leeuwenhoek made lenses that allowed him to magnify objects more than 200X.
However, he failed to promote scientific inquiry because:
A. he didn't share his drawings with other scientists.
B. he didn't reveal how he ground the lenses and no one else was doing it that well.
C. he limited his research to pond water
D. it was only a hobby and he didn't live very long
Ans: B
3. Leeuwenhoek was the first person to:
A. see viruses.
B. use a microscope.
C. describe bacteria.
D. suggest animalcules caused disease.
Ans: C
4. Francesco Redi is famous for performing one of the first experiments over the debate
regarding spontaneous generation. What was his experiment?
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, A. He boiled some mutton gravy and sealed the tops with corks.
B. He covered some jars of meat with gauze and left others open. The covered jars did not
develop maggots, the uncovered ones did.
C. He showed that mice will appear with damp rags and rice.
D. He boiled broth for longer periods of time and sealed the tops with melted glass.
Ans: B
5. did not attempt to prove or refute the idea of spontaneous generation.
A. Francesco Redi
B. Robert Koch
C. Lazzaro Spallanzani
D. Louis Pasteur
Ans: B
6. Which one of the following would be consistent with the idea of spontaneous
generation?
A. Microorganisms may be cultivated on solid laboratory media.
B. Insects are important in the transmission of disease.
C. Sick people give rise to microorganisms in their body.
D. Disinfection is essential to prevent the spread of
microorganisms. Ans: C
7. Spallanzani’s experiments showed that:
A. viruses were transmitted by water.
B. spontaneous generation occurs.
C. miasma was the cause of disease.
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,D. experiments can be modified to test a
hypothesis. Ans: D
Page: 8
8. Which pair of scientists were antagonists during the same period of history?
A. Pasteur and Ehrlich
B. Koch and Leeuwenhoek
C. Spallanzani and Needham
D. Pasteur and Snow
Ans: C
9. Semmelweis showed that the transmission of disease could be interrupted by:
A. killing disease-carrying mosquitoes.
B. disinfecting water supplies.
C. pasteurizing milk.
D. washing hands in chlorine water.
Ans: D
10. In 1854, John Snow determined that contaminated water transmits:
A. smallpox.
B. cholera.
C. influenza.
D. anthrax.
Ans: B
11. John Snow traced the source of an 1854 outbreak of cholera to:
A. consumption of contaminated beef.
B. an increase in infected mosquitoes.
C. yeast cells on contaminated apples.
D. a contaminated municipal water supply.
,Ans: D
12. Who was Edward Jenner?
A. He was a surgeon who observed cowpox could provide immunity for smallpox.
B. He was a physician who discovered washing your hands can reduce disease
transmission.
C. He was the first to see a pathogen that causes disease.
D. All of the above are correct.
Ans: A
13. What was Christian Ehrenberg responsible for naming in the 1830's?
A. He gave the name "vaccines."
B. He gave the name "eukaryotes".
C. He gave the name "bacteria".
D. He gave the name "cells".
Ans: C
14. The classical Golden Age of microbiology came to an end partly due to the:
A. fact that all infectious diseases were known.
B. death of Anton van Leeuwenhoek.
C. the beginning of World War I.
D. end of the Renaissance.
Ans: C
,15. Pasteur’s study of fermentation was critical to the development of microbiology
because:
A. fermentation chemistry occurs in the living body.
B. it showed that microorganisms bring about chemical changes.
C. it demonstrated that yeasts are microorganisms
D. the body undergoes rapid fermentation after death.
Ans: B
16. Pasteur’s studies proved that alcohol was a fermentation product of:
A. bacteria.
B. yeasts.
C. algae.
D. a natural chemical process not involving living organisms.
Ans: B
17. Pasteur first suggested that bacteria could cause disease in humans by showing that
bacteria could:
A. contaminate canned foods.
B. cause plant diseases.
C. sour wine.
D. infect animals.
Ans: C
, 18. Pasteur’s mobservations mthat mprotozoa mwere mrelated mto mthe msilkworm
mdisease mstrengthened mhis mbelief min mthe:
A. germ mtheory mof mdisease.
B. doctrine mof mspontaneous mgeneration.
C. eukaryotic mnature mof mprotozoa.
D. None mof mthe mabove mis mcorrect.
Ans: m A
19. Lister mused to mclean mwounds mand msurgical minstruments.
A. antibiotics
B. antitoxins
C. chlorine mwater
D. carbolic macid
Ans: m D
20. Koch’s mpostulates mprovided mguidelines mfor:
A. relating mcertain mmicroorganisms mwith mcertain mdiseases.
B. sterilizing mlaboratory msupplies.
C. preparing mpure mcultures.
D. testing mthe msensitivity mof mmicrobes mto mantibiotics.
Ans: m A
21. Koch mwas mresponsible mfor mthorough mobservations mon mthe morganisms mof:
A. measles mand mdiphtheria.