everyday science MCQ #1143

Yeast is used in making bread because it produces:

everyday science MCQ #1143

  1. Question 1

    Q1. Yeast is used in making bread because it produces:

    • A) Carbon dioxide
    • B) Sugar
    • C) Bacteria
    • D) Oxygen

    Answer: Carbon dioxide

    Explanation: Yeast undergoes anaerobic fermentation, breaking down sugars to produce carbon dioxide gas, which gets trapped in dough and causes it to rise and become light and porous.