Some oxegyn is realeased. Carbon then mixes with water making glucose. The carbo in the glucose is then oxidized to carbon dioxide. In fermentation starts after glucose is oxide and it makes glycosis!
The answer is allegory, since allegory is a rhetorical device that convey hidden meanings through symbolic figures in a literary piece which create the meaning the author wants to portray. It is in a form of story or poem and the meaning could be political or moral, depending on the author's true meaning.