Ecology Unit 2 (1)
Terms
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- community
- all populations of an area OR biotic components of an ecosystem
- flora
- all plants of an area
- fauna
- all animals of an area
- vegetation
- structure of the flora in terms of dominance
- physiognomy
- overall appearance of a community
- lifeform
- classification of plants based on the location of the bud for new growth
- dominants
- controlling plants
- influents
- controlling animals
- density
- D - number of individuals of a species per unit area
- frequency
- F - % of samples a species occurs in
- Dominance
- B - amount in bulk or weight (biomass, canopy cover, basal cover etc) of a species per unit area
- Importance Value
- IV - relative D + relative F + relative B /3
- vertical stratification
- vertically differential distribution of species in a community
- horizontal distriubtion
- horizontally differential distriubtion of species in a community