Question

Which gas is released during fermentation process of fruit juice having yeast cells?

• A. C₂H₅OH
• B. H₂O
• C. O₂
• D. CO₂

Answer 1

The correct option is D

CO₂

The correct option is (D)

Explanation for the correct option:

1. Fermentation is the anaerobic breakdown of sugar.
2. The fermentation of fruit juice forms CO₂ gas.

Explanation for the incorrect options:

Option (A)

C₂H₅OH or ethanol is the alcohol formed by the fermentation of fruit juices; however, it is not a gas.

Option (B)

Fruit juice fermentation does not produce water (H₂O).

Option (C)

Fermentation is anaerobic and does not produce oxygen (O₂).

Yeast causes the release of carbon dioxide by fermenting fruit juice.