3.7 Components of Biodiversity Flashcards
1
Q
components of biodiversity (3)
A
- genetic diversity
- species diversity
- ecosystem diversity
2
Q
genetic diversity
A
the number and frequency of all the alleles within a population
3
Q
how does a species lose some of its genetic diversity?
A
if one population of a species dies out
4
Q
the loss of genetic diversity may limit…
A
a species’ ability to adapt to changing conditions
5
Q
species diversity
A
the number of different species in an ecosystem and the proportion of each species in the ecosystem
6
Q
a community with a dominant species has a lower species diversity than one with…
A
the same species richness but no dominant species
7
Q
ecosystem diversity
A
the number of distant ecosystems within a defined area
