Download Chapter 27 Review - Blue Valley Schools

Chapter 27 Review
1
The DNA-containing region of this bacterial cell is indicated by the letter
A
B
C
D
E
2
The structure that regulates the passage of material into and out of this bacterial cell is
indicated by the letter
A
B
C
D
E
3
A.
B.
C.
D.
E.
______ are surface appendages that allow a bacterium to stick to a surface.
A
B
C
D
E
4
A.
B.
C.
D.
E.
Pili
Flagella
Cell walls
Ribosomes
Mitochondria
What is the function of a bacterium's capsule?
A
B
C
D
E
adhesion
protection
propulsion
protein synthesis
DNA containment
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Chapter 27 Review
5
Where is a bacterial cell's DNA found?
A
B
C
D
E
6
In a bacterium, where are proteins synthesized?
A
B
C
D
E
7
pili
flagella
capsule
cell wall
nucleoid region
The prokaryotic cells that were the first to add significant quantities of oxygen to Earth's
atmosphere are classified as
A
B
C
D
E
9
nucleus
capsule
ribosomes
peroxisome
nucleoid region
What name is given to the rigid structure, found outside the plasma membrane, that
surrounds and supports the bacterial cell?
A
B
C
D
E
8
capsule
nucleus
ribosomes
peroxisome
nucleoid region
chlamydias.
spirochetes.
cyanobacteria.
proteobacteria.
gram-positive bacteria.
Spiral-shaped bacteria are likely to be placed with
A
B
C
D
E
chlamydias.
spirochetes.
cyanobacteria.
proteobacteria.
gram-positive bacteria.
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Chapter 27 Review
10
According to this cladogram, which of these pairs of prokaryotic subgroups share the most
recent common ancestor?
A
B
C
D
E
11
Photoautotrophs use
A
B
C
D
E
12
lignin
protein
cellulose
peptidoglycan
lipopolysaccharide
Which of the following is the correct order, from most external to most internal?
A
B
C
D
E
14
CO2 as both an energy source and a carbon source.
N2 as an energy source and CO2 as a carbon source.
H2S as an energy source and CO2 as a carbon source.
light as an energy source and CO2 as a carbon source.
light as an energy source and methane as a carbon source.
Which of the following is the most common compound in the cell walls of gram-positive
bacteria?
A
B
C
D
E
13
Euryarchaeota ... Cyanobacteria
Proteobacteria ... Crenarchaeota
Proteobacteria ... Euryarchaeota
Euryarchaeota ... Crenarchaeota
Crenarchaeota ... Cyanobacteria
cell wall, plasma membrane, capsule
cell wall, capsule, plasma membrane
plasma membrane, cell wall, capsule
capsule, plasma membrane, cell wall
capsule, cell wall, plasma membrane
Which prokaryotes should be expected to be most strongly resistant to plasmolysis in
hypertonic environments?
A
B
C
D
E
methanogens
cyanobacteria
extreme halophiles
extreme thermophiles
nitrogen-fixing bacteria that live in root nodules
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Chapter 27 Review
15
Which of the following statements about prokaryotes is TRUE?
A
B
C
D
E
They divide by binary fission, without mitosis or meiosis.
Their genetic material is confined within a nuclear envelope.
Bacterial cells conjugate to mutually exchange genetic material.
The persistence of bacteria throughout evolutionary time is due to genetic
similarity.
Genetic variation in bacteria is not known to occur, nor should it occur,
because of their asexual mode of reproduction.
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Chapter 27 Review
Page 5
Answer Key : Chapter 27 Review
Question:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
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Answer
D
C
A
B
E
C
D
C
B
D
D
D
E
C