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What is the role of filtration in water treatment?
 
To remove particles and dirt
 
To settle heavy flocs
 
To add disinfectants
 
To adjust the pH level
What is the purpose of adding disinfectants in water treatment?
 
To kill harmful microorganisms
 
To adjust the pH level
 
To settle heavy flocs
 
To remove particles and dirt
Why is pH adjustment necessary in water treatment?
 
To ensure water safety
 
To settle heavy flocs
 
To add disinfectants
 
To remove particles and dirt
Which step helps to make the water even cleaner by passing through sand, gravel, and charcoal?
 
Filtration
 
Disinfection
 
Sedimentation
 
Coagulation
What is the primary function of disinfection in water treatment?
 
To kill harmful microorganisms
 
To adjust the pH level
 
To settle heavy flocs
 
To remove particles and dirt
What is the process called when heavy flocs settle to the bottom of a tank in water treatment?
 
Sedimentation
 
Coagulation
 
Disinfection
 
Filtration
What is the main goal of sedimentation in water treatment?
 
To settle heavy flocs
 
To remove particles and dirt
 
To adjust the pH level
 
To remove bacteria
Which step involves the addition of chemicals to make tiny particles stick together in water treatment?
 
Coagulation
 
Disinfection
 
Sedimentation
 
Filtration
What is the purpose of distributing water after treatment?
 
To provide clean water to communities
 
To remove particles and dirt
 
To adjust the pH level
 
To ensure water safety
What is the main function of sedimentation in water treatment?
 
To settle heavy flocs
 
To remove bacteria
 
To remove particles and dirt
 
To adjust the pH level
What does disinfection aim to remove from water?
 
Harmful bacteria
 
Chemicals
 
Particles and dirt
 
Heavy flocs
Which chemical is commonly used for disinfection in water treatment?
 
Ozone
 
Coagulants
 
Charcoal
 
Sand
Why is pH adjustment crucial in water treatment?
 
To ensure water safety
 
To add disinfectants
 
To settle heavy flocs
 
To remove particles and dirt
Which process involves adjusting the pH level of water to ensure it is safe for consumption?
 
pH Adjustment
 
Disinfection
 
Coagulation
 
Filtration
What is the final step in the process of water treatment?
 
Distribution
 
Coagulation
 
Filtration
 
Disinfection
What is the purpose of adding coagulants in water treatment?
 
To remove particles and dirt
 
To adjust the pH level
 
To kill bacteria
 
To settle heavy flocs
Why is pH adjustment important in water treatment?
 
To ensure water safety
 
To remove particles and dirt
 
To adjust the temperature
 
To prevent corrosion
Which step in water treatment helps to remove smaller particles, bacteria, and some chemicals?
 
Filtration
 
Coagulation
 
disinfection
 
sedimentation
What is the purpose of disinfection in water treatment?
 
To kill harmful microorganisms
 
To settle heavy flocs
 
To adjust the pH level
 
To remove particles and dirt
What is the purpose of coagulation and flocculation in water treatment?
 
To remove particles and dirt
 
To remove harmful bacteria
 
To adjust the pH level
 
To add disinfectants


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