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

Which process removes carbon dioxide from the atmosphere and stores it in marine organisms' shells?

Type: MCQ • Marks: 1
Which process removes carbon dioxide from the atmosphere and stores it in marine organisms' shells?
Options
A. Combustion
B. Denitrification
C. Evaporation
D. Carbon fixation through calcification
Explanation
Marine organisms use dissolved carbon to form calcium carbonate shells, storing carbon.
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Class 9th Science (MCQ)

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