The conclusion which is best supported by the results of the experiment is; Choice C; As light intensity decreases, the production of photosynthesis products increase.
According to study;
In photosynthesis of water plants submersed in water such as Elodea Canadensis.
Oxygen emission occurs indicated by bubbles which are released from the stomata or small openings caused by injuries. More often, the oxygen discharge is in form of regular bubble series.
According to the table of values; when the light intensity decreases as a result of a farther distance from the light source; the number of Oxygen bubbles formed decreases.
Hence, Choice C is the correct answer.
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