Write a short paragraph on the harmful effects of microorganisms.

Microorganisms:

1. Cosmopolitan in nature (present everywhere).
2. Minute organisms can be seen only under a microscope.

Harmful effects of microorganisms:

1. Food spoilage causes food poisoning.
2. Disinfecting the surfaces where it resides
3. Spreading of diseases in plants and animals.
4. human diseases like tuberculosis and cholera are spread by microbes.