Nonliving parts of the environment
Abiotic
A large region with a specific climate and organisms.
Biome
An organism that makes it own food.
Producer.
Harmful substances added to the environment.
Pollution.
An organism that eats both plants and animals.
Omnivore.
Living parts of the environment.
Biotic
All areas on Earth where life exists.
Biosphere
An organism that eats plants.
1st Level Consumer
Rain that contains chemicals from pollution.
Acid rain.
A resource that can be used again or replaced naturally.
Renewable resource.
The study of how living things interact with each other and the environment.
Ecology
A community of organisms plus their physical environment.
Ecosystem
An organism that eats 1st level consumers.
2nd level consumer
Remains or traces of ancient organisms.
Fossil fuels.
When a liquid changes to a gas.
Evaporation.
A place wh re an organism lives.
Habitat
The final, stable community after succession.
Climax Community
An organism that eats a 2nd level consumers.
3rd Level Consumer.
Water stored underground in soil or rock layers.
Ground water.
A species in danger of becoming extinct.
Endangered.
All the organisms of the same species in an area.
Population.
The gradual change in ecosystems over time.
Succession.
A diagram that shows how energy moves from one organism to the next (through the food).
Food Chain
A resource that is used faster than it can be replaced.
Nonrenewable resource
A species at risk but not yet endangered.
Threatened.