What are Microorganisms?

What are Microorganisms?

Microorganisms are tiny living organisms not visible to the naked eye.

The Microorganism family includes:

  • Bacteria
  • Yeast
  • Mould
  • Viruses, and
  • Some parasites


  • Move
  • Eat
  • Multiply
  • Sleep
  • Produce Waste; and
  • Die

What are Viruses?

Microorganisms like water.


  • like cold temperatures
  • like warm conditions
  • survive in very dry environments

In ideal conditions, their numbers can double every 20 minutes! There can be millions after a few hours! 

How Virus Spreads

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