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Population Size, Then, Then - Coggle Diagram
Population Size
Population Growth
Negative: Limited by resources
Logistic Growth
Growth Limits
Growth rate decline
Exponential Growth
Constant growth rate
No growth limitations
Resources are Unlimited
Population Density
Density Dependent:
Habitat Competition
Disease/Parasitism
Predation
Density Independent:
Human activity
Natural Disasters
Weather/climate
Characteristics of organisms
Physical
Biological
Population Interactions
Mutualism
Competition
Ammensalism
Commensalism
Birth Rate
Reproduction
Habitat
Low predator rate
Death Rate
Natural Causes
Predators
Diseases
Population Ecology: Age Pyramids
Post-reproductive
Rapid growth of population
Pre-reproductive
Equals: Rapid increase in population
Rapid Decrease
Reproductive
Increase in population
Will stop to stabilize
Organisms and their enviroment
Abiotic
Light
Soil
Water
Temperature
Response to Abiotic:
Regulate
Conform
Migrate
Biotic
Pathogens
Parasites
Predators
Competitors
Migration
Emigration
Search for food and water
Mating reasons
Seasonal emigration
Invasion or Interruption
Then
Then