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Microorganisms

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5th grade science

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Microorganisms

  1. 1. Microorganisms Saint Andrew Fifth Grade Ms. Hahn
  2. 2. Health  Being healthy involves: -physical body -mental mind - social well- being surroundings
  3. 3. Ilness  -change that affect our organism´s balance in a negative way Physical mental social well- being
  4. 4. Types of physical ilnesses  Degenerativ e  Infectuous  Parasitic  deciciency
  5. 5. Types of physical ilnesses: Infectuous  Caused microorganisims  Act fast  Contagious  Inmune system white blood cells
  6. 6. Types of physical ilnesses: degenertative Caused:  Degeneration aging lifestyle  Progressive
  7. 7. Types of physical ilnesses:parasitic Caused:  By parasites  parasites  live inside our body harm
  8. 8. Types of physical ilnesses: deficiency Cause:  Lack or deficiency of nutrients
  9. 9. Microorganisms  Bacteria  Fungi  Virus - Are not considered alive -Are classified as microorganisms -for their small size Harmful: Cause illness Benefical effects Virus Bacteria bacteria Fungi fungi
  10. 10. Bacteria  Unicellular organisms  Smallest  Most abundant  Can be found everywhere: -air -water -the ground -our bodies -cold places Antartica -close to hot places volcanoes
  11. 11. Virus  They depend on other organisms to multiply infect cells Multiply more virus
  12. 12. Fungi  Grow in damp areas  There are - Unicelular e.g.: yeast -Multicelular e.g.: mushrooms  They absorb nutrients from decomposing plants and animals
  13. 13. Harmful Microorganisms
  14. 14. Infectiuous diseases  Responisble for 13 million deaths a year.  Microorganismas are small but can be leathal Cholera Bacterial Cause : eting food contaminated by the vibrion cholera bacteria. Effects: diahrea and nausea. -leathal if not treated
  15. 15. Infectious diseases Typhoid fever Bacterial Cause : eating food contaminated by the salmonella typhi bacteria. Effects: -abdominal pain -fever -diarrhea
  16. 16. Infectious diseases Tuberculosis Bacterial Cause : airborne. Breathing contaminated air. Mycobacterium tuberculosis bacteria. Effects: -cough -fever -shivering -weight loss
  17. 17. Infectious diseases Harmful Fungi: micosis or fungal infections: Ringworm Fungi Cause : -prolonged humidity -wound -lack of hygiene Effects: -burning sensation -bad odor -irritation -redness Itchiness
  18. 18. Beneficial Effects of Microrganisms
  19. 19. Beneficial Bacteria  Our bodies are home to many beneficial bacteria  Use: - food - remedies
  20. 20. Beneficial Bacteria  Our bodies are home to many beneficial bacteria:  human microbiome  Skin  Nose  Stomach  Intetines It stops harmful mircoorganisms from getting in.
  21. 21. Beneficial Fungi  Penicillium

5th grade science

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