School-level ecology concepts.
Ecosystem
Community of organisms interacting with their environment.
Habitat
Place where an organism lives.
Population
Group of the same species in an area.
Community
Different populations living together.
Producer
Organism that makes its own food (e.g. plants).
Consumer
Organism that eats other organisms.
Decomposer
Organism that breaks down dead matter.
Food chain
Linear feeding sequence of energy transfer.
Biodiversity
Variety of life in an area.
Biome
Large ecological region (desert, tundra, etc.).
Carbon cycle
Movement of carbon through Earth systems.
Greenhouse effect
Warming from atmospheric gases trapping heat.
Sustainability
Meeting needs without harming future generations.
Pollution
Harmful substances introduced into the environment.