Chapter 1 Biodiversity Flashcards
1
Q
biodiversity
A
includes the diversity of species and ecosystems
-range of different living things
2
Q
how environmental factors limit the distribution and abundance of species in an ecosystem.
A
climate, soil type, water availability, and light conditions etc. Species must be adapted to these environmental conditions.
each organism has their own specific limit or range that restricts where that organism could potentially live.
3
Q
Percentage frequency
A
% of quadrats in which a species appear
4
Q
Percentage cover
A
An estimate of the % of a quadrat that a species is occupying
5
Q
Species evenness (relative species abundance)
A
How many of each species are present
-ecosystem is healthy if species are similar in number
6
Q
Species richness
A
Number of species present in an ecosystem
