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Ecology

grade 9 ecology terms and definitions

TermDefinition
Biome Large geographical region that contains similar ecosystems
terrestrial land based/aquatic- water based
Biosphere A part of our planet,including water,land and air,where life exists.Biomes combine to form this...
Herbivores An animal that only eats ONLY plants
Carnivores An animal that eats mostly meat
omnivores An animal that eats both plants and meat
predators animals that cathches and feeds off of other live animals
scavengers An animal that mostly eats decaying biomass
parasites obtain their food by feeding off another organism which continues to live
Detrtivores A consumer that feeds on organic matter
Decomposers a special group of consumers that break down
Autotroph 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 to produce carbohydrates from carbon dioxide, water, and sunlight. (CO2+H20→ sugar + O2)
Niche all the interactions of a given species with its ecosystem
Community populations of different species that live and interact in the same area.
population A group of members of the same species that live in the same area.
species a group of similar organisms in an ecosystem that can reproduce with each other
artificial Artificial Ecosystem is planned and maintained by people. Examples: City, Zoo, Aquarium, Farm
Natural ecosystem A natural ecosystem is neither planned nor maintained by people.
Ecosystem any network of interacting living & non-living factors
Biotic living, these factors are organism such as plants, animals, mushrooms, bacteria, algae
Abiotic non living things, physical things such as , minerals, air or things measured such as temperature, hours of daylight, salt concentration
Ecology Study of how organisms interact with each other and their environment in a system.
Created by: mi568ma
Popular Ecology sets

 

 



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