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Wastewater A Review
Wastewater A Review
92
Environmental Studies
Advanced
08/20/2022

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Term
Nitrosomonas convert ammonia to :
Definition
Nitrite
Term
Nitrobacters convert Nitrite to:
Definition
Nitrate
Term
Ph affects :
Definition
Nitrification
Term
Not enough ________ affects nitrification.
Definition
Alkalinity
Term
If you have a low Influent PH, add _____.
Definition
Lime
Term
Anoxic means ________.
Definition
No free D.O
Term
Methanol is a ___________ source.
Definition
Carbon food
Term
PH, Temp,SRT, Anoxic conditions affect ________.
Definition
Denitrification
Term
Nitrite Lock :
Definition
When Cl2 is reduced to Chloride and Hydronium Ion.
Term
Add _________________ to a conventional plant with a high BOD if you have trouble nitrifying.
Definition
a pretreatment process
Term
Nitrification ____________ alkalinty
Definition
reduces
Term
Nitrifying bacteria create:
Definition
acid and consume alkalinty
Term
Acid and Methane formation happen in the
Definition
Primary Anaerobic Digester
Term
An Anaerobic primary Digester is ______.
Definition
Mixed
Term
An Anaerobic secondary Digester is __________.
Definition
Not mixed
Term
The key to Anaerobic digestion is _______.
Definition
VA/Alk ratio
Term
Volatile Acids are formed by ______.
Definition
Acid forming bacteria
Term
Alkalinty is formed by __________.
Definition
Methane formers
Term
Alkalinity can be supplemented with ___________ and ___________.
Definition
Lime and Sodium Bicarbonate
Term
The proper VA/ALk ratio is:
Definition
0.1 : 1
Term
The biocarbonate Alk should be
Definition
2500-5000mg/l
Term
If the Va/Alk ratio gets to high the Ph ________.
Definition
Drops
Term
Lime can combine with CO2 and form:
Definition
A dangerous vacuum.
Term
Anaerobic Digester Supernate is high in:
Definition
Nh3 and BOD
Term
Struvite is formed from:
Definition
Magnesium, Ammonium, Phosphate
Term
Remove Struvite with:
Definition
Ferric Chloride or Ferrous Chloride
Term
Never change Digester Temp by more than:
Definition
1 degree a day
Term
Digester gas is 70% ______ and 30% __________.
Definition
Methane / Carbon Dioxide
Term
A mix of bio gas and oxygen can ____________.
Definition
explode
Term
Operating an anerobic digester in the __________range can result in a rancid butter odor and unburnable gas
Definition
mesophilic
Term
When _________ is present, Sulfate ions remain as ions.
Definition
D.O
Term
Hydrogen Sulfide is very ___ Dependent.
Definition
PH
Term
H2S likes a ___ PH.
Definition
low
Term
Ph has to be below a _____ for H2S to escape as a gas.
Definition
7.5
Term
At a Ph below 5, all sulfide is in the form of ______.
Definition
H2S
Term
A Ph above ________ will inhibit plant growth.
Definition
9.0
Term
Odors can be removed from gas by "scrubbing" with ____________.
Definition
Sodium hypochlorite
Term
Odors can be removed from gas with a ____________.
Definition
brine solution and electrolytic unit
Term
To clean scale off of cathodes, use _______.
Definition
diluted nitric acid
Term
Qualitative Methods use:
Definition
Historical date and observation
Term
Quantitive Methods use:
Definition
Statistics
Term
scientific management has led to:
Definition
higher productivity
Term
Scientific management believes problems should be solved by using:
Definition
Research
Term
Admin Theory believes in:
Definition
One Boss, Chain of command, every position has a certain responsibility
Term
Admin Theory is the _______.
Definition
Bureaucratic Form
Term
_______________ only works when its accepted by the employees.
Definition
Authority
Term
The behavioral Approach studied __________.
Definition
Work fatigue and Boredom.
Term
The _______________ downgraded the importance of economic incentive toward motivation.
Definition
Hawthorne studies
Term
The _____ Manager believes people avoid responsibility, should be punished, and in ordering Personnel.
Definition
X
Term
The _____ Manager encourages performance.
Definition
Y
Term
Japanese Style is Theory Z also known as
Definition
Participative Management
Term
Japanese use _________.
Definition
Quality Control Circles
Term
2 types of Leadership Styles:
Definition
Task and Autocratic
Term
3 work situation concerns:
Definition
Interpersonal relationships, the actual task and work/task maturity
Term
________ is the most important part of a manager and the most difficult.
Definition
Planning
Term
organizing:
Definition
Grouping people and work activities in order to obtain goals with effectiveness.
Term
Unity of command:
Definition
one person in charge
Term
A manager can only effectively manage _______ people.
Definition
8
Term
Authority:
Definition
Power to command and enforce rules
Term
Responsibility:
Definition
Assumed with Authority
Term
Power:
Definition
Ability to obtain the command
Term
Power does not equal
Definition
Authority
Term
Maslows Hierarchy of needs says people are motivated by:
Definition
Various things.
Term
3 factors that affect employee motivation:
Definition
Needs, Interests, Attitudes
Term
Fredrick Herzbergs 2 factors for Employee motivation are:
Definition
Hygiene Factors and motivators
Term
Even punishment as reinforcement is a method of:
Definition
Motivation
Term
The Myers Briggs Test determines:
Definition
Personality and establishes routines
Term
You Cannot evaluate:
Definition
Attitude
Term
Directing plays a major role in:
Definition
Employee morale, satisfaction, productivity
Term
Front line managers spend more time _____ than utility directors.
Definition
directing
Term
2 Budget divisions:
Definition
Capital Outlay and O+M
Term
The zero based budget is preferred since its more ______.
Definition
Accurate
Term
ADsorb happens during
Definition
Aeration
Term
ABsorb happens during
Definition
Re Aeration
Term
The 3 main process control methods are:
Definition
AER/ WAS/ RAS
Term
Young Sludge:
Definition
Under oxidized, Over loaded
Term
Old Sludge:
Definition
Over oxidized, Under loaded
Term
Filamentous Produces _______ Supernate and _________ settling.
Definition
Clear / Slow
Term
Young classic sludge produces _________ and ______ settling.
Definition
Cloudy/ Slow
Term
Autocratic Management would work well in an __________________ situation.
Definition
emergency
Term
_______ temps allow for more D.O saturation.
Definition
Cold
Term
Phosphorous is released in the Anaerobic phase during the _______________.
Definition
Luxury uptake method
Term
It takes 10 parts of CL2 to remove ___ part of ammonia.
Definition
1
Term
Nitrification produces _____.
Definition
Acid
Term
It Takes 7.1 lbs of Alk for every 1 pound of __________.
Definition
Ammonia
Term
When using Lime to precipitate phosphorus, a PH above ____ is best.
Definition
11
Term
Phosphorous accelerates __________.
Definition
Eutrophication
Term
Phosphorous removing bacteria are called
Definition
PAO's
Term
Phosphorous is highest at _________
Definition
the influent.
Term
To prevent struvite, use _____.
Definition
Ferric Acid
Term
______________ is absorbed into PAO's
Definition
Orthophosphate
Term
Anaerobic Sludge Digestion Supernate will contain ____________ of phosphorous.
Definition
high amounts
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