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C1 Topic 1 Knowledge Test SDCC Flashcards | StudBud
C1 Topic 1 Knowledge Test SDCC
1 / 10
Describe two ways that the carbon dioxide levels in the
early
atmosphere were reduced.
A
Dissolves in oceans and respiration
B
dissolving in the oceans and ending in marine organisms
C
osmosis and dissolving in oceans
D
incorporation into marine organisms and respiration
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