As Level Microscopes Test

11 Questions

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As Level Microscopes Test

The questions highlight different functions of light and electron microscopes (scanning and transmission)Fill in the blank questions with either 'light', 'scanning' or 'transmission' if you think appropriate.


Questions and Answers
  • 1. 
    Tick the box where the letter matches up with the correct piece of the light microscope
    • A. 

      Eyepiece Lens

    • B. 

      Condenser

    • C. 

      Specimen

    • D. 

      Illuminator

    • E. 

      Objective Lens

  • 2. 
    Which order should the light microscope have gone in?
    • A. 

      Eyepiece lens, objective lens, specimen, illuminator, condenser

    • B. 

      Eyepiece lens, objective lens, condenser, illuminator, specimen

    • C. 

      Eyepiece lens, objective lens, specimen, condenser, illuminator

    • D. 

      Eyepiece lens, illuminator, condenser,objective lens, specimen,

  • 3. 
    Specimens have to be what in order to make them visible under a light microscope?
  • 4. 
    Light microscopes have a resolution good enough to see what?
  • 5. 
    Has the best resolution
  • 6. 
    Gives 3D images
  • 7. 
    What do electron microscopes use to 'illuminate' specimens
    • A. 

      Electromagnetic radiation

    • B. 

      Light

    • C. 

      Electrons

    • D. 

      Air

  • 8. 
    What sort of objects did the electron microscope allow us to see for the first time?
  • 9. 
    Can electron microscopes be used on living samples?
    • A. 

      Yes

    • B. 

      No

  • 10. 
    Why must specimens be stained with heavy metals?
    • A. 

      So the electrons stick to the specimen

    • B. 

      Because the electrons are reflected off the specimen

    • C. 

      Because the specimens are transparent to electrons

  • 11. 
    Uses coloured dyes to view specimens