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5 Written questions

5 Multiple choice questions

  1. A steady light source (110 volts) used in place of a mirror.
  2. Connects the eyepiece to the objective lenses
  3. On a low power microscope, there is a frosted circular glass plate that fits in over the lower illuminator.
  4. The bottom of the microscope, used for support
  5. 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.

5 True/False questions

  1. Coarse Adjustment KnobThis is the rough focus knob on the microscope. You use it to move the objective lenses toward or away from the specimen.


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


  3. Fine adjustment knobThis 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.


  4. MirrorAllows you to direct ambient light up through the hole in the stage and illuminate the specimen.


  5. Stage ClipsClips on the stage used to hold the slide in place.


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