OCR BIOLOGY

microscopy, cells, organelles, gaseous exchange and the heart

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  • Created by: eleanor
  • Created on: 02-11-09 16:21

1. What is magnification?

  • the number of times bigger an image is than its actual size
  • the degree to which the size of an image is larger than the object itself
  • the amount an image is enlarged by
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2. What is resolution?

  • the degree to which the size of an image is larger than the object itself
  • where two images are able to be seen clearly
  • the degree to which it is possible to distinguish between two objects
  • the point where it is possible to see two objects seperatly

3. Actual Size=Image Size/Magnification

  • True
  • False

4. What is the resolution of an electron microscope?

  • 0.01nm
  • 200nm
  • 0.1nm
  • 0.5nm

5. What is the resolution of a light microscope?

  • 0.01nm
  • 200nm
  • 0.1nm
  • 0.5nm
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goodboy7

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a spiffing test!

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