Chapter 01: Scope of Microbiology

MULTIPLE CHOICE

1. In the sixteenth century a father-and-son team, by the name of __________, produced a compound microscope consisting of a simple tube with lenses at each end.

a.van Leeuwenhoek

b.Semmelweis

c.Janssen

d.Hooke

ANS: C REF: p. 3

2. “Animalcules” were first described by

a.Robert Hooke.

b.Antony van Leeuwenhoek.

c.Hans Janssen.

d.John Needham.

ANS: B REF: p. 3

3. Micrographia, a publication illustrating insects, sponges, as well as plant cells, was published by

a.Robert Hooke.

b.Antony van Leeuwenhoek.

c.Hans Janssen.

d.John Needham.

ANS: A REF: p. 3

4. Low-power microscopes designed for observing fairly large objects such as insects or worms are

a.electron microscopes.

b.dark-field microscopes.

c.fluorescence microscopes.

d.stereomicroscopes.

ANS: D REF: p. 5

5. A microscope that provides a three-dimensional image of a specimen is a

a.dark-field microscope.

b.transmission electron microscope.

c.bright-field microscope.

d.scanning electron microscope.

ANS: D REF: p. 7

6. The tool of choice to observe living microorganisms is the

a.bright-field microscope.

b.phase-contrast microscope.

c.fluorescence microscope.

d.electron microscope.

ANS: B REF: p. 6

7. Which scientist is most responsible for ending the controversy about spontaneous generation?

a.John Needham

b.Joseph Lister

c.Louis Pasteur

d.Robert Koch

ANS: C REF: p. 8

8. Fossils of prokaryotes go back __________ billion years.

a.4.0 to 5.0

b.3.5 to 4.0

c.2.5 to 3.0

d.2.2 to 2.7

ANS: B REF: p. 9

9. Molds belong to which of the following groups of eukaryotic organisms?

a.Protozoans

b.Archaea

c.Fungi

d.Algae

ANS: C REF: p. 11

10. The correct descending order of taxonomic categories is

a.species, domain, phylum, kingdom, order, division, class, genus.

b.domain, kingdom, phylum, class, family, order, genus, species.

c.domain, kingdom, phylum, class, order, family, genus, species.

d.kingdom, domain, phylum, order, class, family, genus, species.

ANS: C REF: p. 10