Question

contamination of food items by other living organisms is known as? physical contamination biological contamination chemical contamination all of the above

Explanation:

Food contamination by living organisms (like bacteria, viruses, parasites) is biological contamination. Physical contamination is non - living (e.g., dirt, glass), chemical is from chemicals (e.g., toxins, additives). So the correct option is the one related to biological.

Answer:

B. biological contamination