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Questions and Answers
What is direct contact?
What is direct contact?
- Touching contaminated food
- Walking near someone who is coughing
- Drinking contaminated water
- Shaking hands with someone who is sick (correct)
What can be contaminated with pathogens?
What can be contaminated with pathogens?
- Air only
- People and surfaces only
- Food and water only
- Foods, water, and surfaces (correct)
How can you avoid indirect contact?
How can you avoid indirect contact?
- By not touching your face
- By washing your hands regularly (correct)
- By not eating contaminated food
- By avoiding sick people
What is an example of indirect contact?
What is an example of indirect contact?
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Why is it important to avoid pathogens?
Why is it important to avoid pathogens?
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What can happen if you don't avoid pathogens?
What can happen if you don't avoid pathogens?
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How can you protect yourself from pathogens?
How can you protect yourself from pathogens?
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Study Notes
Benefits of Bacteria
- Bacteria break down waste products in sewage
- Bacteria can help clean up oil spills
Harmful Effects of Bacteria
- Certain bacteria act as pathogens and cause diseases such as:
- Tetanus
- Typhoid fever
- Pneumonia
- Syphilis
- Cholera
- Food-borne illness
- Tuberculosis
- Campylobacter can create illnesses in humans and is a common cause of food poisoning
- Yersinia pestis, also known as bubonic plague, is a rod-shaped bacterium known for its harmful nature
- Bacteria-carrying fleas found on animals such as rats and mice can transmit bacteria that have caused millions of deaths in human history
Transmission of Pathogens
- Direct Contact
- Indirect Contact
- Contaminated Foods and Water
Prevention
- Avoiding pathogens is crucial to prevent diseases
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Description
This quiz explores the role of bacteria in decomposing waste, cleaning up oil spills, and their harmful effects on human health, including causing diseases such as tetanus, typhoid fever, and tuberculosis.
