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Carbon Cycle
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AP Biology
APB.435 Carbon Cycle
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Which pathway best traces carbon from a shrub to a fox and then back to the atmosphere after the fox dies?
A
Shrub carbon -> rabbit biomass by feeding -> fox biomass by feeding -> decomposer respiration as CO2.
B
Shrub carbon -> fox biomass by photosynthesis -> rabbit biomass by combustion -> CO2 by condensation.
C
Atmospheric CO2 -> fox biomass by respiration -> shrub carbon by decomposition -> CO2 by photosynthesis.
D
Shrub carbon -> nitrogen gas by feeding -> fox biomass by fixation -> CO2 by evaporation.
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