23
QuizMultiple Choice

Changing Waterways

Question 23 • IC Environmental Science - Deering

Which of the following is an effect of fossil fuel emission on oceans?

Answer
A
decreased pH
B
decreased carbonate concentrations
C
increased CO2 absorption
D
all of the above

Explanation

Oceans absorb some of the carbon dioxide released by burning fossil fuels. Dissolved CO₂ forms acids that lower ocean pH and reduce carbonate concentrations, so all three listed effects occur. The correct choice is “all of the above.”

AI-written and checked against the verified answer.

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