The relationship between the time of day and the amount of carbon dioxide in the research facility is that light plays a vital role in photosynthesis.
Photosynthesis refers to the process that is used by plants for the conversion of light energy into chemical energy.
During photosynthesis, it should be noted that light energy is converted into chemical energy which is vital for the plant. From the graph, the photosynthesis in plants is associated with the absorption of carbon dioxide. At night, the absence of light leads to the suppression of photosynthesis.
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