The acration of water is done to remove

Related MCQs

• Rapid sand filter can remove turbidity from water upto an extent of
• Slow sand filter is efficient to remove the bacterias from the raw water to an extent of
• Grit chambers are used to remove sand and other organic matter from sewage.
• Rapid sand filter can remove bacterias upto an extent of
• The most important source of water for public water supply is
• The presence of calcium and magnesium bi-carbonates in water causes hardness in the water.
• The water obtained from a lake is known as surface water.
• In designing a water works for a city to meet the water demand for public use, a provision of about
• The sanitation system in which a small portion of storm water is allowed to enter in the sanitary sewage sewers and the remaining storm water flows in separate set of sewers, is known as
• If the level of source of water is higher than that of the place of consumption, the system adopted for supplying water is