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

View solution

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

View solution

Q. How is the SDNR related to the BOD?

View solution

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

View solution

Q. When is internal recirculation required for preanoxic tank?

View solution

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

View solution

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

View solution

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

View solution

Q. Nitrification is performed by a small group of _______

View solution

Q. In nitrification, ammonia is converted to _____

View solution

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

View solution

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

View solution

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

View solution

Q. Denitrification releases _______

View solution

Q. How many molecules of oxygen are required for one molecule of nitrogen?

View solution

Q. Which of the below is used to denitrify nitrates?

View solution

Q. What is the process for converting organic-nitrogen to ammonia?

View solution

Q. What is the minimum amount of dissolved oxygen required for nitrification?

View solution

Q. What is the optimum pH for nitrosomonas?

View solution

Q. What is the minimum temperature required for denitrification process?

View solution