Forms of Contamination

True or False? All pathogens need oxygen to grow.

• True

• False

True or False? The most important way to prevent foodborne illnesses caused by viruses is to control time and temperature.

• True

• False

True or False? Salmonella Typhi is commonly linked with ground beef.

• True

• False

True or False? Parasites are commonly associated with seafood.

• True

• False

List the six conditions that pathogens need to grow.

• (1) Food, (2) Acidity, (3) Temperature, (4) Time, (5) Oxygen, (6) Moisture.

• (1) Light, (2) Acidity, (3) Temperature, (4) Time, (5) Oxygen, (6) Moisture.

• (1) Food, (2) Darkness, (3) Temperature, (4) Time, (5) Oxygen, (6) Moisture.

• (1) Food, (2) Acidity, (3) Temperature, (4) Time, (5) Carbon Dioxide, (6) Moisture.

What are the three types of contaminants that are a risk to food?

• Biological, Chemical, Physical

• Microbial, Chemical, Radiological

• Biological, Physical, Radiological

• Chemical, Physical, Microbial

Fill in the blank: Biological contaminants include bacteria, viruses, parasites, fungi, and toxins from plants, mushrooms, and ________.

• animals

• minerals

• metals

• plastics

Fill in the blank: Physical contaminants include foreign objects such as dirt, broken glass, metal staples, and ________.

• plastic fragments

• water droplets

• bacteria

• chemical residues

Fill in the blank: Chemical contaminants include cleaners, sanitizers, and ________.

• pesticides

• bacteria

• viruses

• fungi

What is the most important way to prevent a foodborne illness from bacteria?

• Control time and temperature

• prevent cross-contamination

• practice good personal hygiene

• practice food cleaning and sanitizing