Ecology definition
Population definition
Ecosystems definition
Birth rate definition
Population definition
Community definition
Habitat definition
Immigration definition
Equilibrium species definition
Ecosystem changes
Ecosystem changes pt 2
Factors controlling population size
Ecosystem changes pt 3 population
Things affecting population size
What determines population size
Population size- fugitive/ equilibrium
Fugitive
Equilibrium species
Diagram of pop growth
Niche definition
Biotic
Abiotic
Population size- lag phase
Growth curve- what is it
One step growth curve- bacteria
But...
One step growth curve- animals- lag/ log phase
One step growth curve- animals-stationary phase
One step growth curve- animals-death phase
Environmental resistance and carrying capacity
Negative feedback example
Calculating pop increase from a graph
other calculations
Factors that regulate population increase- density dependent
Factors that regulate population increase- density independent
Populations fluctuate in numbers
look at diagram for negative feedback
Abundance and distribution of organisms in a habitat
New habitat
Measuring abundance
Measuring abundance plant species