GCSE Biology – Microscopes

Last updated: 19/04/2020
Edexcel GCSE Science – Biology foundation Key concepts in biology GCSE Biology – Microscopes

Learning Objectives

-I can describe how microscopy techniques have changed over time

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  1. When were electron microscopes first made?

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  2. What is magnification?

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  3. What is resolving power?

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  4. What is the correct formula for magnification?

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  5. What limits the quality of a microscope image?

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  6. How do light microscopes work?

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  7. What is the resolving power of a light microscope?

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  8. What is the max magnification of a light microscope?

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  9. How do electron microscopes work?

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  10. An electron microscope has a

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  11. What is the resolving power of an electron microscope?

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  12. What is the max magnification of an electron microscope?

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  13. What can biologists see with electron microscopes that they couldn’t before?

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  14. What is an example of a sub-cellular structure?

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  15. Which type of microscope is newer?

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  16. Which type of microscope is more expensive?

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  17. Which type of microscope is generally most appropriate for our school experiments?

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  18. State one benefit of a light microscope.

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  19. State one drawback of a light microscope.

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  20. State one benefit of an electron microscope.

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  21. State one drawback of an electron microscope.

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  22. How should we express size of object calculations?

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  23. When were cells first observed?

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  24. How big are animal cells?

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  25. How big are plant cells?

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