Question

When you keep food items like bread and fruits outside for a long time especially during the rainy season, you will observe a cottony growth on them. (a) What is this growth called? (b) How does growth take place?

Answer 1

When food products like bread and fruits are left outside for an extended period of time, especially during the rainy season, they develop a cottony growth.

A:

1. The cottony growth is called moulds.
2. They are formed by the fungus

B:

1. The growth of moulds is accomplished through the spores that are present in the air.
2. When the spores come in contact with food items like they start to germinate.
3. They germinate rapidly and form moulds.
4. They get nutrition from the food items they are growing.