Q. Which of the following bacteria is used in nitrification process?

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Q. What is the minimum mass loading of nitrogen in domestic wastewater?

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Q. What is the minimum quantity of nitrogen present in untreated wastewater?

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Q. Excess nitrogen is present after secondary biological treatment.

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Q. The maximum removal of nitrogen from septic tanks is 15%.

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Q. What is the percentage of nitrogen removal that can be obtained from facultative lagoons?

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Q. What is the power consumed for the anoxic process for the removal of nitrogen?

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Q. What is the retention time considered for the anaerobic zone for the AO process for removing phosphorus?

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Q. What is the SDNR assumed while designing postanoxic tank?

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Q. How is the SDNR related to the BOD?

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Q. At what detention time maximum saturation rates are experienced in a denitrification process?

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Q. When is internal recirculation required for preanoxic tank?

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Q. What is the retention time considered for an anoxic zone for the removal of nitrogen for modified Ludzack Ettinger treatment system?

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Q. What is the residential time considered for the sequence batch reactor for the removal of nitrogen?

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Q. While designing SBR for the removal of nitrogen what is the MLVSS in mg/L assumed?

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Q. Nitrification is performed by a small group of _______

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Q. In nitrification, ammonia is converted to _____

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Q. Nitrate conversion takes place only through assimilatory cellular functions.

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Q. In dissimilatory denitrification, ______ serves as the electron acceptor in energy metabolism.

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Q. Microbial yield under aerobic conditions is lower than anoxic conditions.

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