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5 Written questions

5 Multiple choice questions

  1. Connects the eyepiece to the objective lenses
  2. This is the rough focus knob on the microscope. You use it to move the objective lenses toward or away from the specimen.
  3. A rotating disk under the stage that is used to vary the intensity and size of the cone of light that is projected upward into the slide.
  4. This is the knob used to fine tune the focus on the specimen. It is also used to focus on various parts of the specimen. Generally one uses the coarse focus first to get close then moves to the fine focus knob for fine tuning.
  5. an objective lens (usually 100X or greater) designed to work with a drop of special oil placed between it and the slide. With oil, an increase in resolution will be noticed.

5 True/False questions

  1. Stage ClipsOn a low power microscope, there is a frosted circular glass plate that fits in over the lower illuminator.


  2. ArmSupports the tube and connects it to the base


  3. MirrorThis is the part that holds two or more objective lenses and can be rotated to easily change power.


  4. Stage PlateClips on the stage used to hold the slide in place.


  5. IlluminatorAllows you to direct ambient light up through the hole in the stage and illuminate the specimen.


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