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Industrial Waste by Nindi

Total questions: 40

Worksheet time: 8mins

Name
Class
Date
1.

What are the example of Chemical Contaminats...

a)

Biodegradable organics

b)

Heavy Metals

c)

Nutrients

d)

Pathogens

2.

WWTP stands for...

a)

Water Waste Treating Plant

b)

Waste Water Treatment Plant

c)

Water Waste Treatment Plant

d)

Waste Water Treating Plant

3.

In the Primary Treatment of WWTP, the second step after screening is...

a)

Primary sedimentation

b)

Grease removal

c)

Grit removal

d)

Sludge removal

4.

One of the aim in biological wwtp is to remove the carbon compound. Mention the two of it...

4 lines
5.

Mention what component that cause fish deaths, odors and deterioration of drinking water...

(a)  

6.

Characteristics of pervious area are...

a)

less evapotranspiration

b)

much evapotranspiration

c)

fast surface runoff

d)

little surface runoff

e)

much groundwater recharge

7.

What is the 'X' name?

a)

Destabilized particles

b)

Sludge

c)

Big flocculant

d)

Floating particles

8.

The function of Screening is to remove solid materials that may...

a)

Damage subsequent process equipment

b)

Reduce overall process reliability

c)

Reduce overall process—effectiveness

d)

—Contaminate waterways

9.

This is called...

a)

Macerators

b)

Grinders

c)

Comminutors

d)

Cutting coarse solid

10.

This is called...

a)

Macerators

b)

Grinders

c)

Comminutors

d)

Cutting coarse solid

11.

This is called...

a)

Macerators

b)

Grinders

c)

Comminutors

d)

Cutting coarse solid

12.

The chemical coagulant of Alum is in the range of pH ....

a)

9 - 10

b)

4,5 - 6

c)

4,5 - 7

d)

8 - 10

13.

Importance of Nitrification...

a)

N-removed to control euthrophication

b)

N-removed to add euthrophication

c)

N-removed for wastewater re-use application

d)

N-removed for water re-use application

14.

 2NH4++3O2  2NO2+4H++2H2O2NH4^++3O2\ \longrightarrow\ 2NO2^-+4H^++2H2O  
this is a reaction of ...

a)

Nitrosomonas

b)

Nitrification

c)

Denitrification

d)

Nitrate production

15.

 2NO2+O2  2NO32NO2^-+O2\ \longrightarrow\ 2NO3^-  
this is a reaction of ...

a)

Nitrosomonas

b)

Nitrification

c)

Denitrification

d)

Nitrate production

16.

What is this process name, which is for biological nitrogen removal?

a)

Nitrification

b)

Denitrification

c)

Bordenpho

d)

Aerobic

17.

What is this "Z" name, which is for biological nitrogen removal?

a)

Nitrification

b)

Denitrification

c)

Bordenpho

d)

Aerobic

18.

2NO2+O2 2NO32NO2^-+O2\ \longrightarrow\ 2NO3^-
The microorganism that is involved in this reaction is ...

a)

Nitrosomonas

b)

Nitrification

c)

Denitrification

d)

Nitrobacter

19.

 2NH4++3O2  2NO2+4H++2H2O2NH4^++3O2\ \longrightarrow\ 2NO2^-+4H^++2H2O  
The microorganism that is involved in this reaction is ...

a)

Nitrosomonas

b)

Nitrification

c)

Denitrification

d)

Nitrobacter

20.

This is a process system in ...

a)

Trickling filter

b)

Rotating biological contactor

c)

Anaerobic digestion

d)

Anaerobic fluidized bed

21.

This is a process system in ...

a)

Trickling filter

b)

Rotating biological contactor

c)

Anaerobic digestion

d)

Anaerobic fluidized bed

22.

This is a process system in ...

a)

Trickling filter

b)

Rotating biological contactor

c)

Anaerobic digestion

d)

Anaerobic fluidized bed

23.

Objectives of Biological Treatments are...

a)

Transform dissolved and particulate biodegradable constituents into acceptable end products.

b)

Transform and remove nutrients (N & P)

c)

Capture and incorporate suspended and nonsettleable colloidal solids into a biological floc or biofilm.

d)

In some cases, remove specific trace organic constituents and compounds.

24.

Types of aerobic process...

a)

Suspended growth

b)

Attached growth

c)

Hybrid

d)

Sluged blanket

25.

Types of anaerobic process...

a)

Suspended growth

b)

Attached growth

c)

Hybrid

d)

Sluged blanket

26.

This reaction is in Biodegradation Aerob. What is this process called?

a)

Respiration

b)

Auto oxidation

c)

Sintesis

d)

Endogenesis

27.

This reaction is in Biodegradation Aerob. What is this "?" name?

a)

CO

b)

CO2

c)

N

d)

microorganism cells

28.

This reaction is in Biodegradation Aerob. What is this process called?

a)

Respiration

b)

Auto oxidation

c)

Sintesis

d)

Endogenesis

29.

The picture above is a Biodegradation An-Aerob process. What does the "X" name?

a)

Solids

b)

Proteins

c)

Nutrients

d)

Methane

30.

Kelebihan Proses Anaerob...

a)

Produksi biomassa (lumpur, sludge) rendah dan stabil

b)

Kebutuhan nutrient rendah

c)

Organic loading rates (org/vol.waktu) tinggi

d)

Menghasilkan gas metan

31.

Adalah sebuah proses biologis dimana mikroorganisme tertentu mengambil oksigen yang terdapat dalam senyawa-senyawa tertentu (misalnya nitrit dan nitrat) dan nutrien untuk aktivitas biologisnya. Is called ... process.

a)

Dekomposisi Anoxic

b)

Anoxic

c)

Anaerob

d)

Aerob

32.

This diagram is the process of...

a)

Anaerob

b)

Bio-oxidation

c)

Oxygen uptake

d)

Endogeneous

33.

In this diagram, the name of X is...

a)

Anaerob

b)

Bio-oxidation

c)

Oxygen uptake

d)

Endogeneous

34.

In this diagram, the name of Z is...

a)

Anaerob

b)

Bio-oxidation

c)

Oxygen uptake

d)

Endogeneous

35.

Variabel-variabel yang berpengaruh terhadap Bio-oksidasi...

a)

Temperatur

b)

pH

c)

Toksisitas

d)

Kualitas lumpur aktif

36.

Ada daerah suhu untuk proses biodegradasi. Suhu dibawah 4oC adalah daerah suhu...

a)

Termofilik

b)

Mesofilik

c)

Psikrofilik

d)

Cozyfilik

37.

Ada daerah suhu untuk proses biodegradasi. Suhu dibawah 4 - 39 oC adalah daerah suhu...

a)

Termofilik

b)

Mesofilik

c)

Psikrofilik

d)

Cozyfilik

38.

Example of Water and Wastewater Disinfectants...

a)

Ozone

b)

Chlorine dioxide

c)

UV Radiation

d)

NH3Cl

39.

Suhu dalam proses Aerobik dijaga...

a)

36,5oC

b)

39,5oC

c)

35,5oC

d)

40,5oC

40.

Ada daerah suhu untuk proses biodegradasi. Suhu dibawah 40 - 55 oC adalah daerah suhu...

a)

Termofilik

b)

Mesofilik

c)

Psikrofilik

d)

Cozyfilik