Oxygen Cycle Quiz

See if you know about the oxygen cycle!See if you know about the oxygen cycle!See if you know about the oxygen cycle!See if you know about the oxygen cycle!See if you know about the oxygen cycle!See if you know about the oxygen cycle!See if you know about the oxygen cycle!See if you know about the oxygen cycle!See if you know about the oxygen cycle!See if you know about the oxygen cycle!See if you know about the oxygen cycle!See if you know about the oxygen cycle!See if you know about the oxygen cycle!See if you know about the oxygen cycle!See if you know about the oxygen cycle!See if you know about the oxygen cycle!

See if you know about the oxygen cycle!See if you know about the oxygen cycle!See if you know about the oxygen cycle!See if you know about the oxygen cycle!See if you know about the oxygen cycle!See if you know about the oxygen cycle!See if you know about the oxygen cycle!See if you know about the oxygen cycle!See if you know about the oxygen cycle!See if you know about the oxygen cycle!See if you know about the oxygen cycle!See if you know about the oxygen cycle!See if you know about the oxygen cycle!See if you know about the oxygen cycle!

Created by: Cindy Hayashi

Are you ready for...
Our "When Will I Die" Quiz?

  1. Why is the level of atmospheric oxygen relatively stable despite the burning of fossil fuel and the reduction of forests?
  2. What is PHOTOSYNTHESIS?
  3. How is photosynthesis related to the oxygen cycle?
  4. How are we part of the oxygen cycle?
  5. What is the end product of respriration?
  6. Why do living things need oxygen?
  7. Which of the following contributes most to the oxygen in the air?
  8. What is the difference between aerobic respiration and photosynthesis?
  9. Can Oxygen exist in water?
  10. What do plants need to do photosynthesis?

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