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4 Written questions

3 Multiple choice questions

  1. during primary treatment deposits of fine solids settle out from the wastewater
  2. is a measurement of the substances in water besides water molecules.
  3. that wastewater and the different kinds of wastes in it

3 True/False questions

  1. Filtrationis the process of passing water through a series or screens that allow the water through but not larger solid particles


  2. pHis a measurement of how acidic or basic it is on a scale of 0 - 14.


  3. Leach Feildthe aera around the septic tank that the water filters through