Microscopy Fundamentals Quiz
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Questions and Answers

What was a significant problem with early compound microscopes?

  • They were too heavy to handle.
  • They had too few lenses.
  • They could only magnify up to 5x.
  • They produced blurry images with halos of light. (correct)

    • What advancement improved the detail visible through microscopes in the 18th century?

  • The addition of a built-in camera.
  • The introduction of a digital display.
  • The use of mirrors instead of lenses.
  • The development of an achromatic lens. (correct)

    • How is magnification calculated using a microscope?

  • Power of objective lens × power of eyepiece (correct)
  • Power of eyepiece ÷ power of objective lens
  • Power of eyepiece + power of objective lens
  • Power of objective lens - power of eyepiece

    • What magnification results from a 2.5x low-power objective lens and a 10x eyepiece?

    <p>25x</p> Signup and view all the answers

    Which of the following statements is true about Van Leeuwenhoek's contributions to microscopy?

    <p>He was known for his high-quality lenses.</p> Signup and view all the answers

    What significant publication did Robert Hooke release in 1665?

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

    What was the magnification power of the microscope invented by the Janssens?

    <p>20x</p> Signup and view all the answers

    How did Hooke illuminate his microscope for observations?

    <p>Through a water-filled glass flask</p> Signup and view all the answers

    What was among the properties of cork that Hooke noted?

    <p>It was lightweight and compressible</p> Signup and view all the answers

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