Question

Are all microorganisms harmful to us? Explain.​

Answer 1

Explanation:

Some microorganisms are not harmful to human beings but most of them cause a lot of diseases in humans and other organisms. ... They cause several diseases in human beings, animals, and plants which can even lead to death. The harmful microorganisms not only damage the human body but also the food we eat.

Answer 2

Explanation:

Pathogens are disease-causing microorganisms. Pathogens are of different kinds such as viruses, bacteria, fungus, and parasites. Pathogens can be found anywhere including in the air, food and the surfaces that you come in contact with. While often confused as the same thing, bacteria and viruses are kinds of pathogens.