Vocabulary
More, Vocabulary
Survivorship Curves
Characteristics of Populations
Important Stuff
100
A group of individuals of the same species living in the same general area is called a?
Population
100
The number of new organisms produced in a given period of time.
birth rate
100
Which type of survivorship curve would be seen in organisms that have few offspring, but provide excellent care for their young?
Type I
100
There are five important characteristics of a population. What term describes the range or area that is inhabited by the population?
Geographic distribution
100
List two processes that increase the size of a population.
Birth and immigration
200
The movement of individuals into an area is called?
Immigration
200
The number of deaths in a given time period.
Death rate
200
Which type of survivorship curve would be seen in organisms that provide their young with little or no care?
Type III
200
There are five important characteristics of a population. What term is used to indicate the number of individuals per unit area?
Population Density
200
List two processes that decrease the size of a population.
Death and emmigration
300
The movement of individuals out of an area is called?
emigration
300
A limiting factor that depends on population size is called?
a density-dependent factor
300
Name the interaction that occurs between members of a population as resources become more and more limited.
Competition
300
There are five important characteristics of a population. This term is the spatial distribution within the population.
Dispersion
300
List five factors that can limit the growth of a population.
food, water, shelter/space, predators, disease, natural disaster, human interference, climate change
400
What term is used to describe the number of individuals that the environment can support over a long period of time?
Carrying Capacity
400
These factors affect population growth regardless of the size of the population.
Density-indenpendent factors
400
Name the interaction that occurs between two different organisms in which one captures and feeds on the other.
predation
400
There are five important characteristics of a population. The amount by which a population’s size changes in a given time is called?
Growth rate
400
Give two examples of density-dependent factors.
predators, food availability, space, disease
500
Name the three types of dispersion that can be found in a population.
random, clumped, and uniform or even
500
What four factors determine the growth rate of a population?
birth rate, death rate, immigration, emigration
500
The interaction that occurs between different organisms in which one organism lives in or on another living organism is called?
parasitism
500
Under what conditions will a population grow exponentially? When does exponential growth end?
when resources are unlimited, when resources run out (carrying capacity)
500
Give two examples of density-independent factors.
volcano, earthquake, tsunami, forest fire, flood, drought, tornado