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Ecosystems
Ecosystems
Ecosystems
Ecosystems
Ecosystems
Ecosystems
Ecosystems
Ecosystems
Ecosystems
Ecosystems
Ecosystems
Ecosystems
Ecosystems
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Ecosystems

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  • 1. Ecosystems<br />
  • 2. What is Ecology?<br />Ecology is the study of relationships between living things and between living things and their environment.<br />
  • 3. What is an ecosystem?<br />Ecosystem is a system of living things that interact with each other and with the physical world.<br />A Biome is a collection of related ecosystems.<br />
  • 4. Main Ecosystems:<br />Desert<br />Rainforest<br />Ocean<br />Taiga<br />Tundra<br />Chaparral<br />Grassland<br />Temperate Forrest<br />
  • 5. Green:Grassland Purple: Taiga Orange:Tundra Black:Temperate Forrest Yellow:Desert Brown:Chapparal White:Ocean<br />
  • 6. However……..<br />An ecosystem can be as large as the Sahara Desert, or as small as a puddle!!!<br />Ecosystems are more than just the organisms they contain. Geography,weather,climate and geologic factors also influence the interactions within an ecosystem.<br />
  • 7. Abiotic Factors<br />Are nonliving physical factors of an environment. <br />Abiotoic Factors include amount of water and oxygen, temperature, amount of sunlight and water pressure.<br />
  • 8. YOU TRY!!!<br />List three more examples of Abiotic Factors:<br />
  • 9. Biotic Factors<br />Are the living, physical factors of an environment.<br />Examples of Biotic Factors are parasitism,<br />disease and predation. <br />
  • 10. Balance<br />Ecosystems will fail if they do not remain in balance.<br /> No community can carry more organisms than its food, water and shelter can accommodate.<br />
  • 11. How do they stay balanced?<br />To succeed in an ecosystem, plants and animals have special structures and behaviors called adaptations.<br />Ex) Chameleon<br /> Polar Bear<br /> Can you think of more examples of adaptation?<br />
  • 12. This powerpoint was kindly donated to www.worldofteaching.com<br />http://www.worldofteaching.com is home to over a thousand powerpoints submitted by teachers. This is a completely free site and requires no registration. Please visit and I hope it will help in your teaching.<br />
  • 13. This powerpoint was kindly donated to www.worldofteaching.com<br />http://www.worldofteaching.com is home to over a thousand powerpoints submitted by teachers. This is a completely free site and requires no registration. Please visit and I hope it will help in your teaching.<br />

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