Question

The rate of photosynthesis
with an increase in the concentration of
carbon dioxide.​

Answer 1

Answer:

Carbon dioxide - with water - is one of the reactants in photosynthesis. If theconcentration of carbon dioxide isincreased, the rate of photosynthesis will therefore increase.

Again, at some point, a factor may become limiting.

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Answer 2

An increase in the carbon dioxide concentration increases the rate at which carbon is incorporated into carbohydrate in the light-independent reaction, and so the rate of photosynthesis generally increases.
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