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Ecosystem Relationships
Ecosystem Relationships
Ecosystem Relationships
Ecosystem Relationships
Ecosystem Relationships
Ecosystem Relationships
Ecosystem Relationships
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Ecosystem Relationships

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  • 1. CHAPTER 3 Lesson 3: Ecosystem Relationships I. How do organisms depend on one another?
    • Producer - makes its own food
      • 1. Most all plants
    • Consumers - must find its own food
      • 1. All animals
    • Decomposers – organisms that break down dead and decaying matter
      • 1. worms, fungi
  • 2. II. How can we classify all consumers? A. Herbivore: Eats only plants, fruits, seeds Deer, squirrel, prairie dogs B. Carnivore: Eats meat only Snake, owl, wolf, shark C. Omnivore: Predators and their prey Eat both plants and meat Humans, bears,
  • 3. III. What is a food chain? A. A path by which energy passes from one living thing to another 2. Producer- plant 1. Energy source- sun 3. Consumer- herbivore- mouse 4.Consumer- carnivore- wolf 5. Decomposer – break down dead wolf into soil for plant 1 2 3. 4 5 Food Chain Game Food Chain Game
  • 4. IV. What is a food web?
    • Food chains that overlap
    • Shows how all the animals in a community get their food
  • 5.
    • What is an energy pyramid?
      • A. Energy pyramid- shows the amount of energy at each level of a food web
  • 6.  
  • 7.  

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