Question

grapes hanging on the plant do not ferment but after being plucked from teh plant can be fermented under what condition do these grapes ferment is it chemical or a physical changes

Answer 1

Grapes hanging from the plant do not ferment because they are still alive and their immune system is still working. When they are plucked from the plant, their immune system stops working and hence, they ferment. Under anaerobic condition microorganisms like yeast ferments grapes and wine is forfeIt is a chemical change.