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Populations And Ecosytems (Ecosystem Structure # (Species Composition…
Populations And Ecosytems
Population Structure
Age Distribution
Generation Time
Biotic Potential
#
Natural Increase
Geographic Distribution
Where Plants Can Grow
Limiting Factors
Rain Fall
Sun Intensity
Temperature
Altitude
R and K Selection
K
Advantageous Traits
Late Maturity
Fewer Larger Seeds
Many defenses :
Crowded Habitats
Close To Carrying Capacity
R
Disturbance Cause
Flood
Fire
Advantageous Triats
Few Defenses
Many Small Seeds
Early Maturity
Ecosystem Structure
#
Temporal Structure
Changes To Ecosystem
Daily
Flowers
Closing
Opening
Seasonly
Trees
Leaves Fall in The Fall
Leaves Grow In Spring
Species Composition
Species Diversity
Species Number
Dependent On Nutrients Available
Soil Rich/Poor
Climate Harsh/Mild
Physiognomic Strucure
Physical Size And Shape
Herbs
Shrubs
Trees
Trophic Levels
Energy Flow
Energy Decreases As It Moves Up
Primary Producers
Autotrophs
Bring Energy In
Tertiary Consumers
Carnivores
Top Of Food Chain
Feeding levels
Relationships
Biotic
Living
Animals
Plants
Fungi
Abiotic
#
Non Living
Physical Phenomena
Climate
Soil