Microbes and Human Health
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Questions and Answers

Which of the following best describes the relationship between microorganisms and humans?

  • Microorganisms are neutral and do not interact with humans.
  • Microorganisms have no effect on humans.
  • Microorganisms are beneficial to humans and help maintain health. (correct)
  • Microorganisms are harmful to humans and cause disease.

    • What is the main reason why most microorganisms have no ill effect on humans?

  • Microorganisms are unable to colonize the human body.
  • Microorganisms cannot survive in the warm, moist environment of the human body.
  • Humans have natural defenses such as coughing, urinating, and defecating. (correct)
  • Humans have strong immune systems that can easily eliminate microorganisms.

    • Where do microorganisms typically live in the human body?

  • Microorganisms only live in the digestive system.
  • Microorganisms only live on the skin.
  • Microorganisms live throughout the entire body. (correct)
  • Microorganisms do not live in the human body.

    • What conditions make the human body an ideal environment for microorganisms?

    <p>Hot, moist, and nutrient-rich environment.</p> Signup and view all the answers

    What is the main difference between microorganisms that live as normal flora and those that cause disease?

    <p>Normal flora microorganisms are harmless, while disease-causing microorganisms are harmful.</p> Signup and view all the answers

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