Ecology

1. Ecology Pyramid

1.1. Producers (Autotrophs)

1.2. Primary consumers (heterotrophs/herbivores/omnivores)

1.3. Secondary Consumers (heterotrophs/carnivores/omnivores)

1.4. Decomposers

2. Food Chain

2.1. Food Chain – shows one possible set of feeding relationships.

3. Food Web

3.1. Food Web – shows all possible feeding relationships.

4. Parasitism

4.1. One organism lives at the expense of another. +/-

5. Commensalism

5.1. One organism benefits by living on/in another, but does not harm its host. +/N

6. Mutialism

6.1. Both Organism Benifeit +/+

7. Symbiosis

7.1. Parasitism

7.2. Commensilism

7.3. Mutualism

8. Population

8.1. A group of organisms of the same species that live in a given area.

9. Ecosystem

9.1. All biotic and abiotic factors in a given place at a given time.

10. Community

10.1. All populations in a given area at a given time.

11. Limiting Factors

11.1. Density-Dependent Predation Parasitism Competition Food Water Shelter Space

11.2. Density-Independent Weather Fires Drought Floods Hurricanes Human Activities

12. Graphs

12.1. J-curve

12.2. S-curve

12.3. Boom & Bust Graph