Species Diversity

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What is biodiversity?
The number and variety of living organisms in a particular area
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What are the 3 components of biodiversity?
Species diversity, genetic diversity and ecosystem diversity
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What is species diversity?
The number of different species and the number of individuals of each species within any one community
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What is genetic diversity?
The variety of genes possesed by the individuals that make up any one species
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What is ecosystem diversity?
The range of different habitats within a particular area
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What are the 2 components of species diversity (a measurement of biodiversity)?
The number of different species in a given area and the proportion of the community that is made up of an individual species
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How is diversity measured?
d = N(N-1)/sum of n(n-1) with d=species diversity index, N=total no. of organisms in all species, n=total no. of organisms in each species
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What does it mean as d increases?
The greater the species diversity
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In extreme environments, what is likely to happen to species diversity?
Species diversity is normally low
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Other cards in this set

Card 2

Front

What are the 3 components of biodiversity?

Back

Species diversity, genetic diversity and ecosystem diversity

Card 3

Front

What is species diversity?

Back

Preview of the front of card 3

Card 4

Front

What is genetic diversity?

Back

Preview of the front of card 4

Card 5

Front

What is ecosystem diversity?

Back

Preview of the front of card 5
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