Exam 2 Ch 8 Flashcards
1
Q
all members of a species living in a given area
A
population
2
Q
number of individuals present at a given time
A
population size
3
Q
number of individuals in a population per unit area
A
population density
4
Q
spatial arrangement of organisms
A
population distribution
5
Q
relative numbers of organisms of each age in a population
A
age structure/distribution
6
Q
population increases by a fixed percent
A
exponential growth
7
Q
maximum population size the environment can sustain
A
carrying capacity
8
Q
doubling time equation
A
70/% annual growth rate
9
Q
How does an exponential curve turn into a sigmoid?
A
environmental resistance slows growth until the population reaches the carrying capacity, where growth stops
