Approximately how many different microorganisms are commonly associated with food-related illnesses?

• A. Over 250
• B. About 25
• C. Fewer than 10
• D. Exactly 100

Answer: (A)

Verified step by step guidance

1. Understand the context of the question: it asks about the number of different microorganisms commonly linked to food-related illnesses.
2. Recall that foodborne illnesses can be caused by a wide variety of bacteria, viruses, parasites, and fungi, each representing different species or strains.
3. Consider that common foodborne pathogens include well-known bacteria like Salmonella, Escherichia coli, Listeria monocytogenes, viruses like norovirus, and various parasites, among others.
4. Recognize that scientific studies and public health data have identified a large number of distinct microorganisms responsible for foodborne diseases, often numbering in the hundreds.
5. Conclude that the number of microorganisms commonly associated with food-related illnesses is over 250, reflecting the diversity of pathogens involved.