Final answer:
Biological contamination through fake fingernail in soup can lead to foodborne illnesses.
Explanation:
Biological contamination would occur if a fake fingernail falls into soup. Fake fingernails can harbor bacteria and other pathogens, potentially contaminating the soup with harmful microorganisms. This type of contamination falls under biological contaminants which can cause foodborne illnesses.
Learn more about Biological Contamination here:
https://brainly.com/question/30088433
