8.4 - Food chains and Webs

• Food chain

  A model that shows how energy passes from organism to organism
• Producers

  Organisms at the very start of a food chain that can create glucose using photosynthesis
• 2 examples of producers

  plants and algae
• Which resource do plants not compete for?

  food
• What do primary consumers feed on?

  producers
• Organisms that eat secondary consumers.

  tertiary consumers
• What happens to most of the energy as it passes along a food chain?

  It is lost
• What is a predator?

  An animal that hunts and kills other animals for food
• Prey

  An organism that is killed and eaten by a predator