Final Exam Bios 312 Exam Questions With
Correct Answers
What is the physiological benefit of the symbiotic relationship ruminant microbes
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provide the host (ie., cow)?
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A. Fermentation end-product, H2, passes from the rumen wall into the
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bloodstream in order for the animal to oxidize as the primary source of energy.
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|B. Fermentation end-products, volatile fatty acids, pass from the rumen wall into
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the bloodstream in order for the animal to oxidize as the primary source of
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energy.
C. They produce methane that the animal can use as energy source
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D. All of the above
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E. None of the above - CORRECT ANSWER✔✔-B
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Neisseria gonorrhoeae is a pathogen and causes infections in the genitourinary
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tract by first _____________.
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A. adhering to non-ciliated mucosal epithelial cells
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B. invading red blood cells
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C. invading epithethial cells
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D. growing and producing virulence factors
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E. causing tissue damage - CORRECT ANSWER✔✔-A
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, Salmonella enterica infections can be acquired after
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____________________________.
A. consuming contaminated food
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B. drinking contaminated water
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C. handling amphibians and reptiles
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D. all of the above
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E. none of the above - CORRECT ANSWER✔✔-D
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Bacterial symbionts in the termite hindgut play a critical role in the termite's
| | | | | | | | | | | | |
____________.
A. nitrogen metabolism
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B. oxygen respiration
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C. resistant to fungal infection
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D. resistant to bacterial infection
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E. all of the above - CORRECT ANSWER✔✔-A
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Which of the following would affect(s) the growth of a pathogen?
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A. availability of microbial nutrients
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B. pH
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C. temperature
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D. all of the above
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Correct Answers
What is the physiological benefit of the symbiotic relationship ruminant microbes
| | | | | | | | | | |
provide the host (ie., cow)?
| | | |
A. Fermentation end-product, H2, passes from the rumen wall into the
| | | | | | | | | | |
bloodstream in order for the animal to oxidize as the primary source of energy.
| | | | | | | | | | | | |
|B. Fermentation end-products, volatile fatty acids, pass from the rumen wall into
| | | | | | | | | | | |
the bloodstream in order for the animal to oxidize as the primary source of
| | | | | | | | | | | | | |
energy.
C. They produce methane that the animal can use as energy source
| | | | | | | | | | |
D. All of the above
| | | |
E. None of the above - CORRECT ANSWER✔✔-B
| | | | | | |
Neisseria gonorrhoeae is a pathogen and causes infections in the genitourinary
| | | | | | | | | | |
tract by first _____________.
| | |
A. adhering to non-ciliated mucosal epithelial cells
| | | | | |
B. invading red blood cells
| | | |
C. invading epithethial cells
| | |
D. growing and producing virulence factors
| | | | |
E. causing tissue damage - CORRECT ANSWER✔✔-A
| | | | | |
, Salmonella enterica infections can be acquired after
| | | | | | |
____________________________.
A. consuming contaminated food
| | |
B. drinking contaminated water
| | |
C. handling amphibians and reptiles
| | | |
D. all of the above
| | | |
E. none of the above - CORRECT ANSWER✔✔-D
| | | | | | |
Bacterial symbionts in the termite hindgut play a critical role in the termite's
| | | | | | | | | | | | |
____________.
A. nitrogen metabolism
| |
B. oxygen respiration
| |
C. resistant to fungal infection
| | | |
D. resistant to bacterial infection
| | | |
E. all of the above - CORRECT ANSWER✔✔-A
| | | | | | |
Which of the following would affect(s) the growth of a pathogen?
| | | | | | | | | |
A. availability of microbial nutrients
| | | |
B. pH
|
C. temperature
|
D. all of the above
| | | |
