Flashcards - Ecology & the Environment

Flashcards - Ecology & the Environment
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consumer
A consumer is a person or organization that uses economic services or commodities
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Parasitism
In biology/ecology, parasitism is a non-mutual symbiotic relationship between species, where one species, the parasite, benefits at the expense of the other, the host
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density-independent factors
In population ecology, density-dependent processes occur when population growth rates are regulated by the density of a population
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environmental factors
Environmental factor or ecological factor or ecofactor is any factor, abiotic or biotic, that influences living organisms
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environmental factors
Environmental factor or ecological factor or ecofactor is any factor, abiotic or biotic, that influences living organisms
density-independent factors
In population ecology, density-dependent processes occur when population growth rates are regulated by the density of a population
Parasitism
In biology/ecology, parasitism is a non-mutual symbiotic relationship between species, where one species, the parasite, benefits at the expense of the other, the host
consumer
A consumer is a person or organization that uses economic services or commodities
Phosphorus
Phosphorus is a chemical element with symbol P and atomic number 15
The phosphorus cycle
The phosphorus cycle is the biogeochemical cycle that describes the movement of phosphorus through the lithosphere, hydrosphere, and biosphere
population density
Population density is a measurement of population per unit area or unit volume; it is a quantity of type number density
ozone layer
The ozone layer or ozone shield is a region of Earth's stratosphere that absorbs most of the Sun's ultraviolet radiation

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