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Ecology Test 8th

Ecology test in

Biosphere the part on earth where all living things exist
Ecosystem a group of living things and their non living enviorment
Community the different species that live in an ecosystem
Population same species
Organism 1 thing
Biotic factors living things
Abiotic non-living
Competative relationship organisms with the same needs competting for recources
Harmful relationship one benefits, one is harmed
Beneficial relationship one or both gain
Autotroph make own food by photosynthesis, producers
Heterotrophs cannot make own food, consumers
Energy pyramid the amout of energy avaliabe in the ecosystem from one organism to the next
Decomposers obtain energy by consuming wastes and dead organisms
Scavanger an animal that feeds on dead or decaying animal s
Food chain illustates the flow of energy through an ecosystem. 1 direction
Food web food chains are interconnected
Ecological sucession replaced
Created by: Teddy12345