When parasites are found in food, the food has been exposed to contamination.

Coli contamination/ E.coli contamination

Explanation:

When there are harmful substance in, whether microorganisms or chemicals in food which can cause adverse effects on animals, the term for it is called food contamination. Food contamination can be caused contamination by pathogenic bacteria, viruses, and protozoa.

One of the microorganisms that can be found in food and poses threat to animals life is the Escherichia coli. Escherichia is a bacteria. Naturallyy, the Escherichia coli can be found in animals(including humans) intestines. So, some kinds might be harmless.

While some are poisonous and cause food poisoning. Some of the symptoms include: pneumonia, diarrhea, respiratory illness and so on.

there are no statements provided but here is why:

sulfur belongs to group 16 because it can be found in nature whether it is in a free or combined state.

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