Discovering Outdoor Environments Flashcards
Ecosystem
A biological community of interacting organisms and their environment
Renewable energy
Energy from a source that is not deplete when used, such as wind or solar power
Migration
Seasonal movement of animals from one region to another
Fossil fuels
A natural fuel such as coal or gas, formed in the geological past from the remains of living organisms
Biotic factors
Include the living parts of an ecosystem such as plants and animals
Abiotic factors
Are environmental components that are not living
Organism
An individual animal, plant or single celled life form
Species
Organisms capable of exchanging genes or interbreeding
Population
All the inhabitants of a particular place
Community
A group of organisms living in the same place or having a particular characteristic in common
Atmosphere
The envelope of gases surrounding the earth or another planet
Fire stick farming
When indigenous Australians use fire to burn vegetation change the composition of plant and animal species in an area
Food web
Consists of many food chains, showing how plants and animals are interconnected by different paths
Food chain
Follows a single path as animals eat each other
Producers
manufacture complex inorganic substances