1. Microorganisms are tiny living things that can only be seen through a microscope.
2. 4 types of microorganisms :
3. They called living things because they can :
4. Useful of microorganisms :
· Use in produce medicine and food.
5. Harmful of microorganisms :
Food poisoning, Stomachache, Tooth decay, Conjunctivitis
Malaria, Amoebic dysentery
Flu, cough, Measles, Mumps, Chicken pox, Aids, Polio