Microscope Parts and Types Quiz

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Questions and Answers

What type of microscope uses ultraviolet radiation as the illuminating source?

  • Fluorescence microscope (correct)
  • Brightfield microscope
  • Darkfield microscope
  • Confocal microscope

Which type of microscope utilizes a laser beam as the illuminating source?

  • Phase-contrast microscope
  • Darkfield microscope (correct)
  • Fluorescence microscope
  • Brightfield microscope

What type of microscope uses visible light as its source of illumination?

  • Fluorescence microscope
  • Phase-contrast microscope
  • Darkfield microscope
  • Brightfield microscope (correct)

Which type of microscope magnifies an object 1,000 - 1,500 times?

<p>Brightfield microscope (D)</p> Signup and view all the answers

What type of microscope utilizes reflected light instead of transmitted light for illumination?

<p>Darkfield microscope (A)</p> Signup and view all the answers

What is the purpose of using stains in microscopy?

<p>To increase contrast (A)</p> Signup and view all the answers

What is the primary source of illumination in a compound light microscope?

<p>Lamp in the base (D)</p> Signup and view all the answers

Which of the following properties is NOT considered important in a light microscope?

<p>Refraction (D)</p> Signup and view all the answers

What occurs when an object is placed at a certain distance from a spherical lens and illuminated with light?

<p>An optical replica or image is formed (C)</p> Signup and view all the answers

Which part of the compound light microscope is responsible for focusing light onto the specimen?

<p>Condenser (D)</p> Signup and view all the answers

What is the primary function of the ocular lens in a compound light microscope?

<p>To magnify the image of the specimen (D)</p> Signup and view all the answers

What does resolution refer to in the context of a light microscope?

<p>Clarity or sharpness of the image (A)</p> Signup and view all the answers

What is the total magnification of a compound microscope if the power of the objective lens is 40x and the power of the ocular lens is 15x?

<p>450x (B)</p> Signup and view all the answers

Which lens forms the real image in a compound microscope?

<p>Objective lens (B)</p> Signup and view all the answers

What is the magnifying power of an ocular lens that has a magnification range between 10x-20x?

<p>10x-20x (B)</p> Signup and view all the answers

In a compound microscope, which lens forms the virtual image received by the eye and converted into a retinal image?

<p>Ocular lens (A)</p> Signup and view all the answers

What is the magnifying power when using a high dry objective lens with a magnification of 40x and an ocular lens with a magnification of 15x?

<p>700x (A)</p> Signup and view all the answers

Which component of a compound microscope remains constant in terms of magnification, according to the text?

<p>Ocular lens (A)</p> Signup and view all the answers

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