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26 terms

Role of Abiotic Factors

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abiotic factors
non-living organisms in an ecosystem
aerobic respiration
energy releasing biochemical reactions that use oxygen
air
a mixture of gases; mostly nitrogen and oxygen
anaerobic respiration
energy releasing biochemical reactions that do NOT use oxygen
atom
a tiny particle of life
biotic factors
the living things in an ecosystem
carbohydrates
chemical compounds containing carbon, hydrogen, & oxygen
carbon cycle
the movement of carbon atoms through an ecosystem between living and non-living organisms
carbon dioxide/oxygen cycle
the recycling of carbon dioxide and oxygen between organisms & air
carbon dioxide
a chemical compound made from one atom of carbon and 2 atoms of oxygen.(C02)
cellular respiration
the process of releasing energy stored in carbohydrates
chemical compound
a molecule/compound composed of 2 or more different elements
condensation
when water vapor turns into rain or snow
decomposers
organisms that break down the complex chemical compound made by living things
dentrification
the process in which bacteria causes nitrogen gas to be released into the environment
ecology
the study of the interactions & relations that organisms have with the environment
ecosystem
all of the relations that organisms have with the environment
element of matter
a basic type of matter such as the elements of carbon, sulfur, iron, and oxygen
energy
the ability to do work
extinction
the complete destruction of a species
food chain
an energy link between organisms based on feeding habits
food producers
organisms such as plants and algae that create energy rich food using photosynthesis
habitat
the place in which an organism lives
helium
trace element in air
humus
soil material created by decay of organic material
krypton
a trace element in air