Question

Question 19 (2 points) There have been many outbreaks of human infection by enteropathogenic E. coli traced to eating lettuce or spinach that was grown using irrigation water contaminated with animal feces. This is an example of which type of microbial source for foodborne illness? Contamination by human microbiota or pathogens during handling & preparation Contamination by environmental organisms from soil or other sources A food animal - infection or colonization during its lifetime Contamination by human or animal feces during growing, harvesting, washing, transport, or storage None of the other four answers are the type of microbial source for this example

Answer 1

In this case, we need to follow the clues that the questions is giving you.

•Infection by E.coli to eating lettuce or spinach: This means that these two vegetables were not well washed, transported or storage.

•These vegetables were grown using irrigation water contaminated with animal feces: this also describes that the vegetables were not well treated during manufacture

So, the correct answer is contamination by human or animal feces during growing, harvesting, washing, transport, or storage