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ecology terms

ecology gr9 science

TermDefinition
biosphere , including water, land and air, where life exists. Biomes combine to form this.
herbivores an animal that eats only plants
carnivores an animal that eats mostly meat
omnivores an animal that eats both plants and meat
predators animals that catches and feeds off of other live animals
scavenger an animal that mostly eats decaying biomass
parasites obtain their food by feeding off another organism
detritivores a consumer that's feeds on organic matter
decomposers a special group of consumers that break down organic matter and release the nutrients back into the ecosystem
autotroph organisms that can make their own food from basic nutrients and sunlight examples: green plant, algae
heterotroph organisms that must feed on other organisms to obtain energy
food chains show a step by step sequence of who eats whom in an ecosystem & the one way flow of energy from the producer to the top level consumer
photosynthesis the process plants use produce carbohydrates from carbon dioxide, water,and sunlight
biodiversity number and range of different organisms in an area
toxins
bioaccumulation gradual build up chemicals in an organisms body
respiration
extirpated species that no longer exist in a particular region but still occurs elsewhere
amphibious born in water , breathing with gills but can live on land or in water
carrying capacity maximum number of individuals that an ecosystem can support without reducing its ability to support future generations of the same species
Created by: ne967th
Popular Ecology sets

 

 



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