Basicecosystems

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Basicecosystems

  1. 1. ECOSYSTEMS
  2. 2. Living things+ Nonliving thingsECOSYSTEM
  3. 3. Living things in anecosystem arecalled a…COMMUNITY
  4. 4. PopulationPopulation+ PopulationCOMMUNITY
  5. 5. All energy in a foodweb comes fromthe…SUN
  6. 6. What makes ecosystems different?Amount of waterAmount of sunlightType of soil123
  7. 7. Name the three members inevery community.ProducersConsumersDecomposers
  8. 8. What causes ecosystems to change?Natural causes:DroughtDiseaseFireOverpopulation3214
  9. 9. What causes ecosystems to change?Changes caused by humans:Water pollutionAir pollutionLand pollutionConstruction1234
  10. 10. How can humans help to preventchanges in ecosystems?Use resources wiselyLaws that control pollutionClean up litterKeep rivers and lakes clean1234

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