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Chapter 13 Earth as a System: Energy, Matter, and Life - Part 5

Why does increased atmospheric CO2 cause ocean acidification?

Type: MCQ • Marks: 1
Why does increased atmospheric CO2 cause ocean acidification?
Options
A. CO2 increases oxygen in water
B. CO2 dissolves in seawater forming carbonic acid
C. CO2 freezes seawater
D. CO2 removes salts
Explanation
Dissolved CO2 forms carbonic acid, lowering seawater pH.
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Class 9th Science (MCQ)

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