Working of Wastewater Treatment Plant

What is the main goal of primary treatment in wastewater treatment?

• To disinfect wastewater before it is released.

• To increase the temperature of the wastewater.

• To add chemicals for nutrient removal.

• To remove large solids and particulate matter from wastewater.

Name one common method used in secondary treatment of wastewater.

• Sedimentation

• Activated sludge

• Filtration

• Chlorination

A place where sewage from houses and other buildings is brought for processing

• sand removal tank

• Sedimentation tank

• Wastewater treatment plant

• Skimmer

Arnav is studying how biological treatment processes help in wastewater management. What does he learn about these processes?

• They rely solely on physical processes to treat wastewater.

• They filter out heavy metals using chemical reactions.

• They increase the temperature of wastewater to evaporate contaminants.

• Biological treatment processes help in wastewater management by using microorganisms

Name the plant which is also a natural water purifier

• Eucalyptus

• Cactus

• Sunflower

• Mango

What is the full form of WWTP?

• World water treatment plant

• world wide treatment plant

• Water waste treatment plant

• Waste water treatment plant

Which of the following are the products of waste water treatment?

• Sludge

• Biogas

• sewer

• Both biogas and sludge