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neonfayt neonfayt
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6 years ago

How much of the light that reaches Earth's surface is captured by organisms?
  a. One part in 2


 

b. One part in 20
  c. One part in 200
  d. One part in 2,000
  e. One part in 20,000

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dkeysdaniedkeysdanie
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6 years ago
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