species who utilize the same resources cannot coexist indefinitely "one niche, one species" resources are divided, permitting species with similar requirements to use the same resources in different areas, ways, and/or times a community of organisms interacting within a particular physical environment autotrophs all other organisms consumers which only eats plants consumers which eat only animals consumers which eat plants and animals obtain energy by breaking down the remains or products of organisms (includes fungi and bacteria) decomposers which eat detritus

1. Competitive Exclusion Theory

species who utilize the same resources cannot coexist indefinitely
"one niche, one species"

2. Resource Partitioning

resources are divided, permitting species with similar requirements to use the same resources in different areas, ways, and/or times

3. Ecosystem

a community of organisms interacting within a particular physical environment

4. Primary Producers

autotrophs

5. Consumers

all other organisms

6. Herbivores

consumers which only eats plants

7. Carnivores

consumers which eat only animals

8. Omnivores

consumers which eat plants and animals

9. Decomposers

obtain energy by breaking down the remains or products of organisms (includes fungi and bacteria)

10. Detrivores

decomposers which eat detritus