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ECOSYSTEM - Coggle Diagram

- - - - one species causes harm to another organism without any cost or benefits to itself
      - example: penicillin killing bacteria
    - - a relationship between two organisms in which one benefits at the expense of the other
      - example: lice in hair
    - - a relationship between two species in which one species benefits while the other is unaffected
      - example: shark and remora
    - - a relationship where all species involved benefit from their interactions
      - example: bees and flowers
  - - - ecological pyramids
        
        pyramid of numbers
        
        represents the number of organisms in each trophic level in a food chain
        
        pyramid of biomass
        
        shows the total mass of the organisms in each trophic level
      - components
        
        producer (grass)
        
        primary consumer (grasshopper)
        
        secondary consumer (lizzard)
  - - - food, shelter, mates
    - - CO2, light, water
    - - prey
      - predator
- - - - all the organisms of a particular species found in an ecosystem at a certain time form
    - - the population of all species found in an ecosystem at a certain time form
    - - organisms that eat other living things
      - example: animals, humans
    - - organisms that break down dead materials
      - example: bacteria, fungi
    - - organisms that produce food
      - example: plants
  - - - place where organisms live in
      - example: desert, rain forest, tundra, pond, river