Microbiology Basics
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Questions and Answers

What are the main types of microorganisms?

  • Mammals, Reptiles, Amphibians, Birds, Fish
  • Bacteria, Archaea, Protozoa, Fungi, Helminths, Algae, Viruses, Prions (correct)
  • Insects, Arachnids, Crustaceans, Mollusks, Echinoderms
  • Plants, Animals, Fungi, Bacteria, Archaea

    • When did the first single-celled organisms appear on Earth?

  • About 10,000 years ago
  • About 3.8 billion years ago (correct)
  • About 100,000 years ago
  • About 1 million years ago

    • What is the difference between Bacteria and Archaea?

  • Archaea have a true nucleus, while Bacteria do not
  • Both are single-celled with no true nucleus, but are distinct from each other (correct)
  • Bacteria have a true nucleus, while Archaea do not
  • Bacteria are eukaryotic, while Archaea are prokaryotic

    • What is the term used for cells with a true nucleus?

    <p>Eukaryotes</p> Signup and view all the answers

    What is an important tool used in studying microbes?

    <p>Microscope</p> Signup and view all the answers

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