3.2 Flashcards
1
Q
Ecological Succession
A
Sequence of community changes, transition of species composition over time.
2
Q
Primary Succession
A
Begins with Virtually Lifeless area, without soil.
3
Q
Secondary succesion
A
Community is now cleared with base soil still intact.
4
Q
Climax
A
Dependent of the abiotic factors of the community.
5
Q
Pioneer species
A
Lichens and Mosses
6
Q
Species Richness
A
Number of different types of species
7
Q
Species Evenness
A
Abundance / Proportion of species
8
Q
Genetic Diversity
A
Often Related to size of population
9
Q
Ecological Diversity
A
Range of habitat types, variation within ecosystems.
10
Q
Keystone species
A
Influential ecological role
11
Q
Invasive Species
A
Non - native species, reduce diversity
