Multiple choice

Yeast is used in the production of which of the following?

  1. Wine

  2. Alcohol

  3. Fermentation

  4. All of these

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Yeast is a fungus used in the fermentation process to produce alcohol and carbon dioxide, which is essential for making wine and bread. Since all listed items relate to this process, 'All of these' is the correct choice.