The ratio of oxygen available to the oxygen required for stabilisation of sewage is called the (A) Bacterial stability factor (B) Relative stability (C) Biological oxygen demand (BOD) (D) Oxygen ion concentration

The ratio of oxygen available to the oxygen required for stabilisation of
sewage is called the
(A) Bacterial stability factor
(B) Relative stability
(C) Biological oxygen demand (BOD)
(D) Oxygen ion concentration
by

1 Answer

Answer :

(B) Relative stability
by

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