Multiple Choice
Which of thfollowing statements is (are) CORRECT?
A) Increasing carbon dioxide in the atmosphere contributes to global warming.
B) When burning a 100-year-old pine tree in one hour, we put back into the atmosphere the amount of carbon dioxide that the pine tree took 100 years to incorporate.
C) Today, we burn a lot more than our ancestors.
D) Under normal circumstances, extra carbon dioxide stimulates photosynthesis.
E) All of these are correct.
Correct Answer:
Verified
Correct Answer:
Verified
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