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1
Folds in the plasma membrane of bacteria perform most of the same functions as the organelles of eukaryotic cells.
A)True
B)False
2
Bacteria undergo mitosis and meiosis in order to reproduce and increase genetic recombination.
A)True
B)False
3
Chemoautotrophic bacteria, such as iron bacteria, obtain energy through oxidation of inorganic compounds.
A)True
B)False
4
Prochlorobacteria are primitive, photosynthetic bacteria that are used in the manufacture of dairy products.
A)True
B)False
5
Bacteriophages are bacteria that cause diseases in commercially produced plants.
A)True
B)False
6
Viroids and prions are smaller than viruses, and cause numerous diseases.
A)True
B)False
7
Which is NOT a characteristic of prokaryotic cells?
A)asexual reproduction by fission
B)a single strand of DNA
C)sexual reproduction by fusion
D)lack of a nuclear envelope
8
Which of the following is a method of genetic recombination found in bacteria?
A)transduction
B)conjugation
C)transformation
D)all of the above
E)none of the above
9
Bacteria that are rod-shaped are called
A)bacilli.
B)cocci.
C)spirilli.
D)endospores.
10
Which of the following groups is NOT included in the archaebacteria?
A)sulpholobus bacteria
B)methane bacteria
C)cyanobacteria
D)salt bacteria
11
Where are pigments located in bacterial cells?
A)plastids
B)ribosomes
C)cytoplasm
D)none of the above
12
Which bacterial disease is transmitted by fleas and ticks that have parasitized infected rodents?
A)brucellosis
B)bubonic plague
C)tetanus
D)salmonella
13
What is the name given to the set of rules used to prove that a particular microorganism is the cause of a disease?
A)International Code of Bacteriology
B)Koch's Postulate
C)Bioremediation
D)Epstein-Barr Rules
14
Which of the following is NOT a characteristic of cyanobacteria?
A)chlorophyll a
B)production of oxygen and nitrogen
C)phycocyanin
D)photosynthesis without oxygen production
15
What is the name of the nitrogen-fixing cells found in certain genera of cyanobacteria?
A)akinetes
B)heterocysts
C)phycobilins
D)viroids
16
Which of the following is caused by cyanobacteria?
A)swimmer's itch
B)clogged filters
C)production of toxins
D)algal blooms
E)all of the above
F)none of the above
17
Why is the photosynthetic bacterium, Prochloron, placed in a different division than cyanobacteria?
A)They use carotenoids as accessory pigments.
B)They use chlorophyll c.
C)They do not produce oxygen
D)They live on the surface of sea squirts.
18
Which of the following statements about viruses is true?
A)They consist of a nucleic acid core.
B)The outer layer is a protein coat.
C)They contain either DNA or RNA.
D)All of the above.
E)None of the above.
19
What is the name given to a virus which attacks bacteria?
A)prion
B)viroid
C)bacteriophage
D)filterable virus





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