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Understanding Ecosystems: Key Concepts and Interconnections

Explore the interconnected web of life on Earth, from energy flow to feeding relationships, in this comprehensive review of basic ecology concepts. Learn about autotrophs, heterotrophs, biotic vs. abiotic factors, and more.

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Understanding Ecosystems: Key Concepts and Interconnections

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  1. Unit 4 Karen Cox

  2. Chapter 4Section 1https://phet.colorado.edu/en/simulation/natural-selectionSIMULATIOn phet add in lessons Everything is connected

  3. Ecosystems: Everything is connected • The only thing getting IN from space______. • The only thing going OUT to space ________.

  4. Review • Most energy on Earth is derived from the SUN • Some energy comes from chemicals in extreme environments • Troglobites • Planet Earth Caves 35:17 • PHOTOSYNTHESIS or CHEMOSYNTHESIS

  5. Video – Autotrophs VS Heterotrophs

  6. Review – Basic Ecology • Autotroph • Heterotroph • Organism • Population • Community • Ecosystem • Biome • Biosphere

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  15. Review – Basic Ecology • Biotic and Abiotic

  16. Biotic or Abiotic

  17. Biotic VS Abiotic

  18. Biotic VS Abiotic

  19. Biotic VS Abiotic

  20. Biotic VS Abiotic

  21. Biotic VS Abiotic

  22. Biotic VS Abiotic

  23. Biotic VS Abiotic

  24. Biotic VS Abiotic

  25. Biotic VS Abiotic

  26. Biotic VS Abiotic

  27. Biotic VS Abiotic

  28. Biotic VS Abiotic • Biotic = Living or once living components of an ecosystem • Abiotic = Never living components of an ecosystem

  29. Review : Feeding Relationships • Carnivore • Omnivore • Herbivore • Decomposer • Scavenger, Detritivore, Saprotroph

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