Unit 2: The Atmosphere - The Evolution of the Atmosphere

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  • Created by: rosieevie
  • Created on: 01-11-13 21:33

1. What sort of electromagnetic radiation split molecules of oxygen to form ozone?

  • Ultraviolet
  • Microwaves
  • Visible Light
  • X-Rays
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2. What is the purpose of the ozone layer?

  • To block visable light
  • To block harmful microwaves
  • To block harmful UV radiation
  • To keep UV radiation on Earth

3. Ozone is made of how many oxygen atoms?

  • Two
  • Three
  • One
  • Four

4. Where did life first evolve?

  • Underground
  • In the rainforest
  • In the oceans
  • In the sky

5. By which process was oxygen first released into the atmosphere?

  • Aerobic Respiration
  • Oxidation
  • Photosynthesis
  • Anaerobic Respiration
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