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11EcosystemsEcosystems
22What is Ecology?What is Ecology?• Ecology is the study ofrelationships between livingthings and between livingthings and...
33What is an ecosystem?What is an ecosystem?• Ecosystem is a system of livingthings that interact with eachother and with ...
44Main Ecosystems:Main Ecosystems:• Desert• Rainforest• Ocean• Taiga• Tundra• Chaparral• Grassland• TemperateForrest
Green:Grassland Purple: Taiga Orange:TundraBlack:Temperate Forrest Yellow:Desert Brown:ChapparalWhite:Ocean
66However……..However……..• An ecosystem can be as large as theSahara Desert, or as small as apuddle!!!• Ecosystems are more...
Abiotic FactorsAbiotic FactorsAre nonliving physicalAre nonliving physicalfactors of an environment.factors of an environ...
88YOU TRY!!!YOU TRY!!!List three moreList three moreexamples of Abioticexamples of AbioticFactors:Factors:
99Biotic FactorsBiotic Factors• Are the living, physicalfactors of an environment.• Examples of Biotic Factors are parasit...
BalanceBalance Ecosystems will fail if they do notEcosystems will fail if they do notremain in balance.remain in balance....
How do they stay balanced? To succeed in an ecosystem, plantsand animals have special structuresand behaviors called adap...
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Ecosystems pp

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Ecosystems pp

  1. 1. 11EcosystemsEcosystems
  2. 2. 22What is Ecology?What is Ecology?• Ecology is the study ofrelationships between livingthings and between livingthings and their environment.
  3. 3. 33What is an ecosystem?What is an ecosystem?• Ecosystem is a system of livingthings that interact with eachother and with the physical world.• A Biome is a collection of relatedecosystems.
  4. 4. 44Main Ecosystems:Main Ecosystems:• Desert• Rainforest• Ocean• Taiga• Tundra• Chaparral• Grassland• TemperateForrest
  5. 5. Green:Grassland Purple: Taiga Orange:TundraBlack:Temperate Forrest Yellow:Desert Brown:ChapparalWhite:Ocean
  6. 6. 66However……..However……..• An ecosystem can be as large as theSahara Desert, or as small as apuddle!!!• Ecosystems are more than just theorganisms they contain.Geography,weather,climate andgeologic factors also influence theinteractions within an ecosystem.
  7. 7. Abiotic FactorsAbiotic FactorsAre nonliving physicalAre nonliving physicalfactors of an environment.factors of an environment. Abiotoic Factors include amount of waterAbiotoic Factors include amount of waterand oxygen, temperature, amount ofand oxygen, temperature, amount ofsunlight and water pressure.sunlight and water pressure.
  8. 8. 88YOU TRY!!!YOU TRY!!!List three moreList three moreexamples of Abioticexamples of AbioticFactors:Factors:
  9. 9. 99Biotic FactorsBiotic Factors• Are the living, physicalfactors of an environment.• Examples of Biotic Factors are parasitism,disease and predation.
  10. 10. BalanceBalance Ecosystems will fail if they do notEcosystems will fail if they do notremain in balance.remain in balance. No community can carry moreNo community can carry moreorganisms than its food, water andorganisms than its food, water andshelter can accommodate.shelter can accommodate.
  11. 11. How do they stay balanced? To succeed in an ecosystem, plantsand animals have special structuresand behaviors called adaptations. Ex) ChameleonPolar BearCan you think of more examples ofadaptation?

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