Detailed Instructions: Given a scientific passage and an answer, generate a question for the given answer.
Q: Passage: Some pathogens spread through food or water. When harmful bacteria contaminate food, they cause foodborne illness, commonly called food poisoning. An example of a pathogen that spreads through water is the protozoan named Giardia lamblia, described in Table above . It causes a disease called giardiasis. Answer: food poisoning
A:
Illnesses caused by bacteria in food are commonly known as what?