This is the question for the letter Y: Yeast!
What is produced when yeast breaks down sugar?
A. Carbon Dioxide
B. Oxygen
C. Water
Scroll down for the answer!
The answer is A: Carbon Dioxide
Yeast produces carbon dioxide.
Yeast breaks down sugars and produce carbon dioxide and alcohol during fermentation.
Carbon dioxide produced by the yeast makes bread rise. The alcohol that yeast produces evaporates during baking.
The bubbles in alcoholic beverages, such as beer and champagne, are due to carbon dioxide.