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LUCKY_DIMON [66]
3 years ago
7

Francine is developing a model of the carbon cycle, which involves the movement of carbon among various Earth systems. She begin

s by drawing the diagram shown below.
Her friend Byron evaluates the model and suggests that she thicken the arrow leading from fossil fuels to the atmosphere. His reasoning is that fossil fuels are being burned at a much faster rate than natural processes are restoring them.

Label the model to show where it represents photosynthesis, cellular respiration, and the burning of carbon-containing materials.

Biology
1 answer:
timurjin [86]3 years ago
4 0

Answer: in the upper box on the black arrows above the forest is photosynthesis and on the other one in that same circle is cellular respiration. Burning goes on the longest white arrow that goes from fossil fuels.

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