Microorganisms
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This document discusses microorganisms and decay. It notes that microorganisms like bacteria, fungi, algae and protozoa are found in soil, air, water, on skin, and inside our bodies. They help break down organic matter through decay. The document asks questions about how microorganisms cause decay and how temperature affects decay rates. It also discusses how microorganisms can be either harmless or harmful if they produce toxins, damage cells, or cause infectious diseases. Finally, it asks how the spread of diseases caused by microorganisms can be prevented.
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Microorganisms
- 1. Grade 6
- 4. Bacteria Fungi Algae Protozoa
- 9. Decay
- 12. Microorganisms and Decay: Investigating how temperature affects decay
- 13. What conclusion can you make from the results of your investigation?
- 15. harmless harmful
- 23. How can you help prevent spread of diseases caused by microorganisms?
Editor's Notes
- #4: micro_organisms animation
- #5: Bacteria, Bacterium (Singular) single-celled organism Fungi mushroom, yeast Algae and Protozoa pond water
- #9: Growing Plants animation Are fruits organic matter?
- #11: Warm temperature, more water, more oxygen
- #15: Yakult - Lactobacillus casei Shirota Bread – yeast, fungus Cheese – bacteria Soy sauce - fungus
- #20: Microorganisms and Diseases animation