WASTEWATER QUESTIONS WITH CORRECT ANSWERS 2026

WASTEWATER QUESTIONS WITH CORRECT
ANSWERS 2026

Biochemical K Oxygen K Demand K (BOD) K - K CORRECT K ANSWER K -

Amount K of K oxygen K required K by K aquatic K bacteria K to K decompose K given K load K of
K organic K waste; Ka K measure K of K water K pollution.




Dissolved K Oxygen K (DO) K - K CORRECT K ANSWER K -amount K of K oxygen K dissolved K in K water




Chemical K Oxygen K Demand K (COD) K - K CORRECT K ANSWER K -

The K amount K of K oxygen K required K to K chemically K oxidize K the K organic K and K inorganic
K matter K in K a Ksample.




Wastewater K Collection K System K - K CORRECT K ANSWER K -

composed K of K a K network K of K sewer K pipes, K conduits, K tunnels, K structures, K devices,
K equipment K a Knd K appurtenances K for K the K collection, K transportation K and K pumping
K of K wastewater.




Sewerage K - K CORRECT K ANSWER K -

the K entire K system K used K for K collection, K treatment K and K disposal K of K wastewater. K This K is
K includes Kpipes, K manholes, K and K all K structures K used K for K the K above K mentioned
K purposes.

, Common K Sewer K - K CORRECT K ANSWER K -serves K all K abutting K properties




Sanitary K Sewer K - K CORRECT K ANSWER K -

carries K sanitary K sewage K and K is K designed K to K exclude K storm K sewage, K infiltration K and
K inflow




Storm K Sewer K - K CORRECT K ANSWER K -

carries K storm K sewage K and K any K other K wastes K which K may K be K discharged K into K the
K streets K or K on Kto K the K surface K of K the K ground




Combined K Sewer K - K CORRECT K ANSWER K -carries K both K domestic K and K storm K sewage