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• What are pathogenic bacteria?

  Pathogenic bacteria are harmful bacteria that can cause illness.
• How can illness occur from bacteria in food?

  Illness can occur from eating too many bacteria that have multiplied in improperly handled or stored food.
• How many bacteria are typically required to cause food poisoning?

  Most types of food poisoning require the consumption of thousands of bacteria.
• What is unique about *E. coli* in terms of food poisoning?

  *E. coli* requires the consumption of only a few bacteria to cause serious illness.
• How do *Campylobacter* and *Salmonella* cause illness?

  They enter the stomach and intestine, then multiply inside the body.
• What is a symptom in the context of food poisoning?

  A symptom is a sign or indication of a disease or illness.
• What happens when someone ingests bacteria or toxins?

  Their body reacts by developing symptoms such as diarrhoea, vomiting, stomach pain, headaches, and/or sweating.
• Can symptoms of food poisoning be visible or non-visible?

  Yes, some symptoms are visible while others are non-visible.
• When can symptoms of food poisoning begin to appear?

  Symptoms can begin immediately or develop several days after exposure.
• What is the definition of "ingest"?

  To take food, drink, or another substance into the body by swallowing or absorbing it.
• What are the possible symptoms of food poisoning?

  • Diarrhoea
  • Vomiting
  • Stomach pain
  • Headaches
  • Sweating
• What are the types of symptoms associated with food poisoning?

  • Visible symptoms
  • Non-visible symptoms
• How do the symptoms of food poisoning vary among individuals?

  • Some people may have only one symptom
  • Others may experience several symptoms