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Questions and Answers
What is the main purpose of treating raw water?
What is the main purpose of treating raw water?
- To remove suspended solids and pollutants
- To make it suitable for public or industrial water supply (correct)
- To increase its dissolved solids content
- To increase its turbidity
Which of the following is NOT listed as a main use of water in the text?
Which of the following is NOT listed as a main use of water in the text?
- Dilution and transport of waste
- Breeding of terrestrial species (correct)
- Preservation of aquatic life
- Generation of electricity
What happens to water quality as it transitions from raw wastewater to treated wastewater?
What happens to water quality as it transitions from raw wastewater to treated wastewater?
- Its main pollutants are removed (correct)
- It decreases in dissolved solids content
- It becomes more turbid
- It gains suspended solids
How does human interference impact water quality based on the text?
How does human interference impact water quality based on the text?
What is the role of stormwater systems in the context of water quality?
What is the role of stormwater systems in the context of water quality?
Which category of water usage involves dilution and transport of waste?
Which category of water usage involves dilution and transport of waste?
What is the traditional aim of wastewater treatment?
What is the traditional aim of wastewater treatment?
What is the main composition of wastewater by mass?
What is the main composition of wastewater by mass?
How are natural conditions within the catchment area related to surface water quality?
How are natural conditions within the catchment area related to surface water quality?
Which of the following is not a common contaminant found in wastewater?
Which of the following is not a common contaminant found in wastewater?
What characterizes water quality according to the text?
What characterizes water quality according to the text?
Apart from safe disposal, what other important aim of wastewater treatment is mentioned in the text?
Apart from safe disposal, what other important aim of wastewater treatment is mentioned in the text?
Which mechanism results in new modifications to water quality upon reaching the receiving body?
Which mechanism results in new modifications to water quality upon reaching the receiving body?
What is the term used to describe the addition of substances or energy forms that negatively affect the legitimate uses of a water body?
What is the term used to describe the addition of substances or energy forms that negatively affect the legitimate uses of a water body?
Which statement is true regarding point-source pollution?
Which statement is true regarding point-source pollution?
What type of pollution occurs when pollutants enter the water body at various locations along its length?
What type of pollution occurs when pollutants enter the water body at various locations along its length?
Which factor contributes to the self-purification of water bodies?
Which factor contributes to the self-purification of water bodies?
What impact does the discharge of domestic and industrial wastewater usually have on water bodies?
What impact does the discharge of domestic and industrial wastewater usually have on water bodies?
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