Modified True/False
Indicate
whether the sentence or statement is true or false. If false,
change the identified word or phrase to make the sentence or statement
true.
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1. |
Symptoms
of E. coli O157:H7 poisoning result from the destruction of
host cells and tissues. ____________________
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2. |
Proper
chlorination of the town’s water supply could have prevented
deaths in Walkerton. ____________________
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3. |
The
best known bacterial plagues over the years have been diphtheria, typhoid,
and HIV. ____________________
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4. |
Botulism,
tetanus, and gangrene are all caused by the Clostridium
genus of bacteria. ____________________
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5. |
Streptococcus bacteria work in both helpful and harmful
ways in the human body. ____________________
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6. |
A
toxic wood preservative can be harmlessly broken down by Lactobacillus
bacteria. ____________________
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7. |
Probiotics work like antibiotics: harmful organisms are
destroyed when they enter the body. ____________________
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8. |
Saprophytes
release toxins to decompose organic matter. ____________________
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9. |
Industrial
fermenters harvest enzymes, which are used to produce consumer products.
____________________
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10. |
Coliform
bacteria are probiotic agents. ____________________
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11. |
The
process that uses bacteria to treat pollution sites is called bioremediation.
____________________
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Matching
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Match
each word to its brief description.
a. |
Bacillus anthracis |
h. |
Flavobacterium |
b. |
Walkerton |
i. |
tuberculosis |
c. |
fermented food products |
j. |
Streptococcus |
d. |
toxin |
k. |
probiotic
agents |
e. |
Helicobacter pylori |
l. |
intestinal bacteria |
f. |
E.
coli O157:H7 |
m. |
Lactobacillus |
g. |
saprophytes |
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12. |
help
maintain health and prevent disease
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13. |
example
of bacterium used in bioremediation
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14. |
these
bacteria cause organic matter to decay
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15. |
made
with intact bacteria or their enzymes
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16. |
aid
food digestion
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17. |
bacteria
cause illnesses by releasing this
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18. |
bacteria
responsible for stomach ulcers
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19. |
deadly
bacterial strain, from fecal sources
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20. |
first
bacterium proven to cause a disease
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21. |
bacteria
responsible for milk souring
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22. |
affects
the homeless, northern communities
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23. |
ontario
town affected by E. coli O157:H7
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24. |
causes
strep throat, scarlet fever, and pneumonia
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