EXAMIANS
Because it can be used with a variety of media and allow a resuscitation step the __________ technique has become the common and often preferred method of evaluating the microbiological characteristics of water.
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Coliforms are used as indicator organisms because
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Trickling filter comes under
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The rate of flux of oxygen in air is __________ to/than the rate of flux of oxygen in water.
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Which of the following species in water reveal the presence of fecal pollution of human or animal origin?
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Members of all of the following genera of bacteria typically are found in a maturing Winogradsky column except
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Removal of solids is generally considered as a
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Hyphomycete fungi
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Metabolism of dissolved organic material released by phytoplankton allows heterotrophic bacteria to become part of the particulate organic matter that is passed up the food web to be metabolized and released as mineral elements and CO2 at each transfer. This sentence describes the
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The amount of oxygen dissolved in hypolimnion water in the winter is __________ to/than the amount of oxygen dissolved in hypolimnion water in the summer
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