Extra question answer science
  EXPRESS IN ONE OR TWO WORD     CHAPTER-8,9 AND10    A  method for removing dust and other suspended particles from water:    Standing   or still water:      Water  fit for drinking:    Method  of cleaning:    Extremely  small living beings which can cause diseases:      The  most common method of purifying water:    Our  body needs it for proper functioning:    The  method does not removes germs:    It  should be put in coolers if water cannot be changed:     We  should use it to take out water from containers:     This  kills germs and makes it fit for drinking:     Waste  produce in homes:     In  cities people get water from it:     Chemicals  used to save the crops from birds , rats and insects:     Oil  leaked from tankers carrying it:     Materials  used to increase the production of crops:     Pipes  carrying, carrying sewage, should not be kept near the pipe carrying  this:     People  should not wash clothes, or use soaps if they bath in this:     This  get infected by pollu...