, Brock Biology of Microorganisms, 16th
(Madigan/Martinko)Chapter 1: Microorganisms and
Microbiology
MULTIPLE CHOICE
1) Which statement is not true as a general rule?
A) Microbial cells exist as single cells or in cell clusters.
B) Microbial cells carry out their life processes independently.
C) Microbial cells include both bacteria and viruses.
D) Microbial cells exclude the cells of plants and animals.
Answer: C
2) Basic microbiology can be used to
A) probe the nature of life processes.
B) study biochemical properties common to all cells.
C) model our understanding of cell function in higher
organisms.
D) all of the
Answer: D above.
3) Applied microbiology deals with problems
in
A) medicine.
B) agriculture.
C) industry.
D) all of the above.
Answer: D
4) The greatest source of biomass on Earth comes
from
A) prokaryotic cells.
B) plants.
C) animals.
D) plantsAand animals together.
Answer:
5) The cell's genetic information is found in
the
A) cell membrane.
B) nucleus or nucleoid.
C) cytoplasm.
D) none of the above.
Answer: B
6) Because the cell communicates, exchanges materials with its environment, and undergoes change, it
is called a(n)
A) ancestral system.
B) dynamic entity.
Med C File
, C) closed system.
D) nucleoid system.
Answer: B
7) Changes in cellular characteristics are transmitted to offspring through the process
of
A) chemical signaling.
B) reproductive initiative.
C) evolution.
D) none of
Answer: C the above.
8) Catalysts involved in the acceleration of the rate of chemical reactions are
called
A) catalytic converters.
B) growth agents.
C) evolutionary molecules.
D) enzymes.
Answer: D
9) Regarding early life on Earth:
A) Microbial life existed on Earth for billions of years before plant and animal life.
B)Microbial life existed on Earth long before animals but has been around for about the same
amount of time as plants.
C) Microbial life, plant life, and animal life all appeared at about the same time.
D) It is impossible to determine which type of life first appeared on Earth.
Answer: A
10) Most prokaryotic cells reside
A) on the Earth's surface.
B) in the Earth's lakes, rivers, and oceans.
C) in and on non-prokaryotic organisms (including humans and other
animals).
D) in the D
Answer: oceanic and terrestrial subsurfaces.
11) The person who described the "wee animalcules"
was
A) Hooke.
B) van Leeuwenhoek.
C) Pasteur.
D) Cohn.B
Answer:
12) Fannie Hesse is credited with giving
the ideas for using agar as a solidifying
agent.
A) Pasteur
Med C File
, B) Cohn
C) Koch
D) Winogradsky
Answer: C
13) Which of the following is/are characteristic of cellular
organisms?
A) Metabolism
B) Reproduction
C) Communication
D) All ofDthe above
Answer:
14) Which of the following is not a major
ecosystem?
A) Aquatic
B) Terrestrial
C) Atmospheric
D) HigherCorganisms, both plant and animal
Answer:
15) Which statement is true?
A) Populations are assemblages of microbial
communities.
B) Microbial communities are assemblages of
populations.
C) Habitats
Answer: B are assemblages of microbial communities.
D)
16)Populations
The exportare
of assemblages of habitats.
U.S. beef to foreign markets was shut down in 2003 due
to
A) AIDS.
B) smallpox.
C) tuberculosis.
D) mad cow
Answer: D disease.
17) During a very scientifically productive period in his life, Pasteur developed vaccines
for
A) anthrax.
B) fowl cholera.
C) rabies.
D) all of the
Answer: D above.
18) The discovery of antibiotics and other important chemicals led to the field
of
A) industrial microbiology.
B) agricultural microbiology.
C) marine microbiology.
Med C File