Eutrophic {Ans: _________ waters are rich in organisms and organic materials.}Replication {Ans: Repeating studies or tests is known as __________.}Aerosols {Ans: ___________: These are extremely minute particles or liquid droplets suspended in the air, are included in this class.}Controlled Study {Ans: By comparing a treatment (exposed) group and a control (unexposed) group, you have also made this a _________.}Inductive Reasoning {Ans: Reasoning from many observations to produce a general rule is _________.}Sulfur Dioxide (So2) {Ans: ___________: This is a colorless, corrosive gas that damages both plants and animals.}