Question

Explain the uses of micro-organisms.

Answer 1

Microorganisms have found widescale application in various industries. Some of their applications are:

1. Use of Microorganisms in Food Industry:

   1. Lactobacillus bacterium promotes the conversion of milk into curd.

   2. Yeast is used in the preparation of breads, pastries, and cakes.

2. Use of Microorganisms in Vaccine Production:

   1. Protection of the body from the attack of various disease-causing microorganisms through vaccines is known as vaccination.

   2. A vaccine includes dead or weakened microbes that trigger the production of antibodies in the body.

3. Use of Microorganisms in Increasing Soil Fertility:

   1. Blue-green algae and Rhizobium are called biological nitrogen fixers.

   2. They fix atmospheric-free nitrogen to enhance soil fertility.

   3. These are just a few examples that highlight the commercial importance of these microorganisms.