Question

Colonies of yeasts fail to multiply in water, but multiply in sugar solutions.give reason for this.

Answer 1

Explanation:

Colonies of East fail to multiply in water but multiply in sugar solutions because sugar solution provides them energy for carrying out life processes. they respire from sugar solution and multiply in numbers.

but in case of water there is no such substance to provide them energy due to which the fail to multiply in water this is the reason why colonies of East fail to multiply in water but multiply in sugar solution .

Answer 2

Answer:

Yeast is a fungus and needs a supply of energy for its living and growth. Sugar supplies this energy. (Your body also gets much of its energy from sugar and other carbohydrates.) Water does not provide required nutrition.

Yeast can use oxygen to release the energy from sugar