A measure of the diversity of a habitat, taking into account the species richness and species eveness.
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What is the formula for diversity?
D=1-the sum of (n/N)^2
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What do 'n' and 'N' stand for in the diversity formula?
'n' is the number of individuals of a particular species. 'N' is the total number of all the individuals of all the species present.
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What does a high value for the diversity index suggest?
It suggests a diverse habitat that would support many different species and organisms. These habitats tend to be stable and can withstand environmental change.
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What does a low value for the diversity index suggest?
It suggests a habitat dominated by a few species. These habitats are less stable and less likely to withstand environmental change.
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Other cards in this set
Card 2
Front
What is the formula for diversity?
Back
D=1-the sum of (n/N)^2
Card 3
Front
What do 'n' and 'N' stand for in the diversity formula?
Back
Card 4
Front
What does a high value for the diversity index suggest?
Back
Card 5
Front
What does a low value for the diversity index suggest?
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