Wastewater B License Florida exam
questions with correct answers
3 |Amigos
- VERIFIED |ANSWER✔✔-F/M, |SVI, |Current |WAS |rate
| |
3 |M's
- VERIFIED |ANSWER✔✔-MLSS, |MLVSS, |MCRT
| |
High |Sludge |Age |=_________ |MCRT |- |VERIFIED |ANSWER✔✔-High |MCRT
High |Sludge |Age=_______ |MLSS |- |VERIFIED |ANSWER✔✔-High |MLSS
Older |Sludge |F/M |ratio |- |VERIFIED |ANSWER✔✔-=< |0.1 |lbs/day |CBOD |: |1lb |MLVSS
Young |Sludge |Bacteria |- |VERIFIED |ANSWER✔✔-Amoebas, |Flagellates, |Swimming |ciliates
Old |Sludge |Bacteria |- |VERIFIED |ANSWER✔✔-Nocardioforms, |Rotifers, |Nematodes
To |reduce |F/M |Ratio |_______ |the |waste |rate |- |VERIFIED |ANSWER✔✔-reduce |the |waste |rate
6 |Reasons |for |Filament |Bacteria |to |flourish: |- |VERIFIED |ANSWER✔✔-Low |F/M |RATIO, |High |MCRT
Low |DO
Septic/High |Organic |Acids
Nutrient |imbalance |in |influent
Low |pH
FOG
, Successful |Biological |Nutrient |Removal |(BNR) |need |specific |environmental |conditions |- |VERIFIED |
ANSWER✔✔-Air |and |Water |Temperature
pH
Alkalinity
Nutrients
MCRT/SRT
Proper |respiratory |conditions
Water |Temp |for |BNR |- |VERIFIED |ANSWER✔✔-Ideal |is |77° |- |95° |F
Below |59°F |inhibit |bacteria
Above |104°F |kills |bacteria
pH |for |BNR |- |VERIFIED |ANSWER✔✔-Ideal |is |7.0 |to |8.0
Below |6.5 |inhibit |bacteria
Below |6.0 |kills |bacteria
Essential |Nutrients |for |BNR |- |VERIFIED |ANSWER✔✔-Carbon, |Nitrogen, |Phosphorus
DO |levels |should |be |- |VERIFIED |ANSWER✔✔-2 |mg/L
Anaerobic |Microorganisms |are |- |VERIFIED |ANSWER✔✔-Methane |formers, |Sulfate |reducing |bacteria
Aerobic |Microorganisms |are |- |VERIFIED |ANSWER✔✔-Nitrobacter, |Nitrosomonas, |Floc |formers
Anoxic |Conditions |- |VERIFIED |ANSWER✔✔-No |free |DO. |
Nitrate |or |Nitrite |is |present |as |a |combined |oxygen |source.
questions with correct answers
3 |Amigos
- VERIFIED |ANSWER✔✔-F/M, |SVI, |Current |WAS |rate
| |
3 |M's
- VERIFIED |ANSWER✔✔-MLSS, |MLVSS, |MCRT
| |
High |Sludge |Age |=_________ |MCRT |- |VERIFIED |ANSWER✔✔-High |MCRT
High |Sludge |Age=_______ |MLSS |- |VERIFIED |ANSWER✔✔-High |MLSS
Older |Sludge |F/M |ratio |- |VERIFIED |ANSWER✔✔-=< |0.1 |lbs/day |CBOD |: |1lb |MLVSS
Young |Sludge |Bacteria |- |VERIFIED |ANSWER✔✔-Amoebas, |Flagellates, |Swimming |ciliates
Old |Sludge |Bacteria |- |VERIFIED |ANSWER✔✔-Nocardioforms, |Rotifers, |Nematodes
To |reduce |F/M |Ratio |_______ |the |waste |rate |- |VERIFIED |ANSWER✔✔-reduce |the |waste |rate
6 |Reasons |for |Filament |Bacteria |to |flourish: |- |VERIFIED |ANSWER✔✔-Low |F/M |RATIO, |High |MCRT
Low |DO
Septic/High |Organic |Acids
Nutrient |imbalance |in |influent
Low |pH
FOG
, Successful |Biological |Nutrient |Removal |(BNR) |need |specific |environmental |conditions |- |VERIFIED |
ANSWER✔✔-Air |and |Water |Temperature
pH
Alkalinity
Nutrients
MCRT/SRT
Proper |respiratory |conditions
Water |Temp |for |BNR |- |VERIFIED |ANSWER✔✔-Ideal |is |77° |- |95° |F
Below |59°F |inhibit |bacteria
Above |104°F |kills |bacteria
pH |for |BNR |- |VERIFIED |ANSWER✔✔-Ideal |is |7.0 |to |8.0
Below |6.5 |inhibit |bacteria
Below |6.0 |kills |bacteria
Essential |Nutrients |for |BNR |- |VERIFIED |ANSWER✔✔-Carbon, |Nitrogen, |Phosphorus
DO |levels |should |be |- |VERIFIED |ANSWER✔✔-2 |mg/L
Anaerobic |Microorganisms |are |- |VERIFIED |ANSWER✔✔-Methane |formers, |Sulfate |reducing |bacteria
Aerobic |Microorganisms |are |- |VERIFIED |ANSWER✔✔-Nitrobacter, |Nitrosomonas, |Floc |formers
Anoxic |Conditions |- |VERIFIED |ANSWER✔✔-No |free |DO. |
Nitrate |or |Nitrite |is |present |as |a |combined |oxygen |source.