key vocab
group of individuals of the same species living in the same area
what is population
factors that affect population more as density increases
Density-dependent factor
populations grow exponentially when resources are abundant
What is a j-shaped curve?
survival or reproduction for competing species
competiton
biodiversity alters population sizes
habitat destruction
community + abiotic environment
what ecosystem
factors that affect populations regardless of size
density-independent factor
populations grow logistically when approaching carrying capacity curve
what is a s-shaped
predator population depends on prey cab regulate prey populations
predation
competition, predation pressures
introduction of invasive species
any factor that restricts population growth
limiting factor
interaction where species or individuals vie for the same limited resources
what is competition
food disease competition predation
what is density-dependent
The type of symbiosis that benefits both
What is mutualism?
population declines ecosystem imbalance
overharvesting
all populations of different species living and interacting in an area
what is a community
one organism eats another
predation
weather fire habitat destruction
The type of symbiosis that one benefits and one harmed
What is parasitism?
shifts in carrying capacity alters species interactions
climate change
maximum number if individuals an environment can support
what is carrying capacity
close interaction between species
symbiosis
limiting factors
The type of symbiosis that one benefits and one is unaffected?
What is commensalism?
group behaviors and competition influence
What is survival, reproduction, OR long-term adaption?