higher biology - unit 3.7: components of biodiversity
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8 Terms
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biodiversity
range of species in an ecosystem
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components of biodiversity
genetic diversity, species diversity, ecosystem diversity
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genetic diversity
number and frequency of all the alleles in a population
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species diversity
species richness and relative abundance
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species richness
the number of different species in a community
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relative abundance
the proportion of each species in the ecosystem
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a community with a dominant species has a...
lower species diversity than one with the same species richness but no particularly dominant species
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ecosystem diversity
number of distinct ecosystems within a defined area
Note 
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