The process of purifying water by passing it through a bed of fine granular material, is called

Related MCQs

• The portion of soil through which lateral movement of water takes place is called
• The process of removing excess chlorine from water is called
• The process of killing pathogenic bacterias from water is called
• The process of adding certain chemicals to water in order to form flocculent precipitate for absorbing and entraining colloidal mater is called sedimentation with coagulation.
• 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