Question

The microorganism grows on the bread because

• A. The carbohydrate of the bread act as rich source of sugar and helps in growth.
• B. The acidic released helps in growth.
• C. High temperature helps in growth.
• D. None of the above

Answer 1

The correct option is A The carbohydrate of the bread act as rich source of sugar and helps in growth.

Rhizopus stolonifera is the black mold grown on the bread when kept for too long in open. The growth of mold depends on many factors like air, moisture. It feeds on the metabolites present on the bread.

So, the correct option is 'The carbohydrate of the bread act as the rich source of sugar and help in growth'.