Chap 2.1

• Energy Flow in an Ecosystem


  Energy Flows in the Ecosystem
• Organisms in an ecosystem

  • Producer
  • Primary Consumer
  • Secondary Consumer
  • Tertiary Consumer
  • Decomposer
• Producer


  Organism that produces its own food through photosynthesis
• Primary Consumer


  Herbivores and omnivores that eat producers
• Secondary Consumer


  Omnivore and carnivore that eats the primary consumer
• Tertiary Consumer


  Secondary carnivore that eats a secondary consumer
• Decomposer


  Organism that breaks down dead animals and plants into simpler materials or nutrients
• Food Chain


  Shows the feeding relationship between organisms
• Food Web


  The interconnection of a few food chains
• Energy Flow


  Energy is transferred from one organism to another organism