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Populations and Ecosystems (The Structure of Ecosystem (Temporal Structure…
Populations and Ecosystems
Plants in relationship to their Habitats
Abiotic Components of the Habitat
Climate
temperature, rainfall, relative humidity, and winds being just a few
Soil Factors
variable in the amounts of macronutrients and micronutrients
Latitude and Altitude
Disturbance
fires, landslides, snow avalanches, and floods
Biotic Components of the Habitat
Plant Itself
by itself being in a habitat, modifies the habitat and is a part of it
Organism other than Plant
Structure of Population
Age Distribution : Demography
the relative proportions of young, middle-aged, and old individuals
Geographic Distribution
Boundaries of the Geographic Range
ability of a plant species to spread throughout a geographic area
Local Geographic Distribution
The Structure of Ecosystem
Temporal Structure
The changes that an ecosystem undergoes with time constitute
Species Composition
refers to the number and diversity of species that coexist in an ecosystem
Physiognomic Structure
physical size and shape of the organisms and their distribution in relation to each other and to the physical environment
Trophic Levels
Each ecosystem contains some members, autotrophs, that bring energy into the system
