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Microbiology Study Set 1

Biology

Quiz 27 :

Environmental Microbiology

Quiz 27 :

Environmental Microbiology

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Which wastewater treatment process produces BOD- containing effluent used for irrigation?
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Multiple Choice
Answer:

Answer:

A

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Which of the following is required for composting?
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Answer:

A

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Which of the following organisms is using sulfur as a source of energy?
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Multiple Choice
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Answer:

C

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Figure 27.1 img -Which step in Figure 27.1 represents the following reaction: amino acid (- NH2) -NH3?
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Filtration to remove protozoa occurs in
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For the biogeochemical cycles of the following elements, which does NOT have an atmospheric cycle?
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Figure 27.2 img -Where are photosynthetic bacteria most likely to be found in Figure 27.2?
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6H2S + 6CO2 light 6S0 + glucose img
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Adding untreated sewage to a freshwater lake would cause the biochemical oxygen demand to
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Which one of the following processes in sewage treatment requires bacterial metabolism?
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All of the following organisms are involved in carbon fixation EXCEPT
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Figure 27.1 img -Which of the following terms describes step III in Figure 27.1?
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Untreated sewage is released into a river. Which of the following statements is FALSE?
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Which of the following terms describes NO3- -NO2- -N2O -N2?
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All of the following are habitats for extremophiles EXCEPT
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The product of which process contains the highest BOD?
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In the ONPG and MUG test for fecal coliforms, a sample that is positive for E. coli will be
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Drinking water supplies are routinely tested for the presence of
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Which of the following is NOT a symbiotic pair of organisms?
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In freshwater lakes and ponds, the majority of photosynthetic microbes are located in the zone(s).
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