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ESO 2 Science 11

The Ecosphere and the Ecosystems

What to Learn

  • Why is there Life on Earth.
  • Biomes: concept, main types on Earth.
  • Ecosystems: concept and components.
  • Habitats and ecological niches.
  • Land ecosystems: main types and features. The formation of soil.
  • Aquatic ecosystems: main types and features.
  • Anthropogenic ecosystems: main types and features.
  • Feeding interactions: producers, consumers and decomposers; food chains and food webs; trophic pyramids.
  • Other biotic interactions: interspecific and intraspecific.
  • Major human influences in the ecosystems.

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