Over geological time, photosynthetic carbon
fixation in the oceans has exceeded the respiratory oxidation of organic carbon.
This was the reason for

Question

Accepted Answer

the simultaneous accumulation of Oxygen in the
atmosphere, draw down of CO 2  from the atmosphere and final burial of
organic carbon in the marine sediments.

Answer

the simultaneous accumulation of CO 2 
in the atmosphere and burial of the organic carbon in the marine sediments.

Answer

the simultaneous accumulation of Oxygen and CO 2 
in the atmosphere and final burial of organic carbon in the marine sediments.

Answer

the simultaneous accumulation of Nitrogen and Oxygen
in the atmosphere and draw down of CO 2  from the atmosphere to the
oceans.

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Over geological time, photosynthetic carbon fixation in the oceans has exceeded ...

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