20
QuizMultiple Choice

Cumulative Exam — Cumulative exam

Question 20 • Summer 2024 ATA MI-Environmental Science CR Sem 1

Look at the levels of carbon dioxide in the data table below.Carbon in the AtmosphereWhat quantity of carbon dioxide was in the atmosphere in 1980?

Question illustration
Answer
A
317 ppm
B
326 ppm
C
339 ppm
D
371 ppm
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