Interactions
A relationship in which two organisms compete for a limited resource
Competition
Organisms that create their own food
Producers
Movement of individuals out of the population
Emigration
The place where an organism lives
Habitat
A living component in an ecosystem
Biotic factor
Relationship where both species benefit from the interaction
Mutualism
Organisms that eat primary consumers
Secondary consumers
A factor that limits population growth
Limiting factor
A heritable trait, physical feature, or behavior that helps an organism tolerate its specific environment.
Adaptation
A non-living component in an ecosystem
Abiotic factor
one species benefits while the other is neither helped nor harmed.
Commensalism
In a food web, plants are usually ________
Producers
Movement of individuals into a population
Immigration
The role and organism plays in its ecosystem
Niche
Weather
Abiotic
Relationship where one organism benefits and the other is harmed.
Parasatism
Organisms that eat producers
Primary consumers
Species that has a disproportionately large impact on its ecosystem relative to its population size
Keystone species
Maximum population size and ecosystem can support
Carrying Capacity
Plants
Biotic
if prey populations increase, the Predator population will generally ________
Increase
The arrows on a food web show the _______
Flow of energy
Growth that increases rapidly when resources are abundant
Exponential growth
Growth that slows as a population approaches its environmental limits ( has a carrying capacity)
Logistical Growth
A recently deceased carcass
Biotic!!
Once the complex organic structures (like DNA) are completely dismantled into inorganic minerals, the remains finally become abiotic