2.2 study guide - population growth Flashcards
What does the variable, N stand for?
The population size.
What does the variable, N0 stand for?
The overall population size.
What does the variable, dN/dt stand for?
The population growth.
What does the variable, t stand for?
The time.
What does the variable, k stand for?
The carrying capacity.
What does the variable, e stand for?
Eular’s number, which has an estimate of 2.72.
What does the variable, r stand for?
The maximum per capitia growth rate.
What is density-dependant in simple terms?
A variable that is dependant on animal behavior. Examples include social behaviors. predation, fights over food or shelter, and disease and parasites.
What is density-independant in simple terms?
A variable that is not dependantg on animal behavior, and is typically out of control from the anim perspective. Examples include rainfall, the amount of sunlight, and natural disasters.
What does an exponential graph show?
It shows the growth of an enviorment without any limiting factors.
What does a logistical graph show?
It shows the growth of an enviorment with a carrying capactity and limiting factors.
