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Microorganisms are living things. They undergo life process such as breathe , grow and move.
Yeast is a fungus. It used in making bread. It is able rise after we mix it with flour and water and let the flour rest a while. We can see the size of dough getting bigger. The effect of yeast on the dough shows that yeast breathes.
IllnessFood poisoningFood turns bad Tooth decay
Diseases caused by microorganisms :a. Stomach upset f. conjunctivitisb. Tooth decay g. scabiesc. measels h. AIDSd. flu i. mumpse. cough
Diseasescaused by microorganisms can spread from one person to another. Example of diseases that can spread: cough, flu, measles, chicken pox
1. Through food and drink2. Sneezing or coughing3. Direct contact4. Carried by mosquitoes or flies5. Spread through the air
a. Washing hands before handling foodb. Covering the mouth and nose when coughing or sneezingc. Washing hands after using the toiletsd. By putting patients who have chicken pox, conjunctivities or mump in quarantine.e. By covering wounds