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26/12/2021 4:12 pm
Topic starter
If there was no CO2 in the earth’s atmosphere, the temperature of the earth’s surface would be
(a) Same as the present
(b) Less than the present
(c) Higher than the present
(d) Depends on the amount of O2 in the atmosphere
1 Answer
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26/12/2021 4:13 pm
Correct answer: (b) Less than the present