Term | Definition |
Biosphere | The part of Earth where life exist including water and land. |
Ecology | The relation and interaction between organisms and the enviroment |
Population | all species living in one area |
community | an assemblage interacting populations given an area |
ecosystem | a community of organism interacting with each other |
biome | a large occupying major habitat |
biotic | relating to another organism or a living thing |
abiotic | no derived from living things |
autotroph | an organism that is able to to form natural organic substances |
primary produce | Organisms in an eco system that can produce inorganic compounds |
heterotroph | An organism that is required organic compounds for its source of food |
consumer | An organism that feeds on other animals |
Habitat | an environment for an organism |
Niche | a function of an animal in a eco system |
Resource | a source of supply and supprot |
Predation | An animal that captures an organism and feeds on others |
Herbivory | feeds on animal |
Symbiosis | mutalism |
Mutualism | two organism that benefit in a on eco system |
Paratism | An organism that is parasite on another |
Commensalism | a relation between two organism that can't be in danger |
Density | Closely set or crowded |
Distribution | something that is distributed |
Age Structure | Distribution of various age in a population |
Immigration | to enter into a new habitat |
Emigration | to leave a habitat |
Exponential growth | growth of biological animals |
Logistic growth | decrease of biological animals |
Carrying Capacity | an environment that has food, water, habitat, and other resources |
Limiting Factor | Limits growth of population |
Density Dependent | When a population is too large then everyone will suffer because all resources are gone |
Density Independent | When a population is too large and not affected |
Competition | An interaction between on organism which one has lowered presence by another |
Biodiversity | The variety of life in an eco system or habitat |
Habitat fragmentation | The habitat loss of isolated remnants |
Stability | Act of being stable |
Ecological succesion | Process of change in species structure of an ecology over time. |
Primary succesion | Where an environment lacks soil and vegetation |
Pioneer species | Species that are first to colonize a damaged eco system |
Secondary succesion | Series of changes taken on a damaged eco system areas including no vegation |
Agriculture | practice of farming |
monoculture | Single crop in a given area |
Renewable resource | A resource that can be used again |
Non renewable resource | A resource that cannot be used |
Sustainable resource | A resource that is not damaged or not depleted |
sustainability | The ability to continue a defined behavior and turn to experts. |
Desertion | A land that is dry |
Deforestation | A land that all forest is desctructed |
Biological magnification | Heavy Metals move up to the food chain |
Acid Rain | Acid Rain is caused by sulfur dioxide and nirtogen oxide |
Green House | A house emitted by sun |
Disturbance Ecology | Temporary change in an environment that causes change in an eco system |
Ecological footprint | measure of human demand on earths eco system, the amount of natural capacity each year |