Which of the following is a common indicator organism for fecal contamination in

Practice Questions

Q1
Which of the following is a common indicator organism for fecal contamination in water?
  1. Salmonella
  2. E. coli
  3. Staphylococcus aureus
  4. Clostridium perfringens

Questions & Step-by-Step Solutions

Which of the following is a common indicator organism for fecal contamination in water?
  • Step 1: Understand what an indicator organism is. It is a type of microorganism used to detect contamination.
  • Step 2: Learn that E. coli is a specific type of bacteria that is often found in the intestines of humans and animals.
  • Step 3: Recognize that when E. coli is present in water, it suggests that there may be fecal contamination.
  • Step 4: Know that fecal contamination can lead to harmful pathogens being present in the water, which can cause illness.
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