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Type: Multiple-Choice
Category: Biogeochemical Cycles
Level: Grade 11
Score: 1
Author: ajarnjohn
Last Modified: 1 months ago

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Biogeochemical Cycles Question

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Grade 11 Biogeochemical Cycles

What is the best definition of global warming?
  1. Earth warming on all sides
  2. an increase in the average temperature worldwide caused by the greenhouse effect
  3. people around the world feeling warm all over
  4. Earth warming because of the many fires in the jungle
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