Create an account
r-strategist - small, short life-span, many offspring
k-strategist - large, long life span, few offspring
What are the characteristics of r- and k-strategists?
population density, spatial distribution, and growth rate
What are three characteristics that all populations have?
abiotic factors such as weather (drought, flooding, tornadoes, hurricanes, or extreme heat/cold)
Density-independent factors usually include...
logistic: S shaped; exponential: J shaped
What shape is a logistic or an exponential population growth?
randomly, uniformly, or in clumps
Populations tend to be distributed _______, _______, or in ______.
spatial distribution- the way organisms are dispersed in their environment.
population density- the number of organisms per unit area
population growth rate- explains how fast a given population grows
Compare and contrast spatial distribution, population density, and population growth rate.
Please allow access to your computer’s microphone to use Voice Recording.
Having trouble? Click here for help.
We can’t access your microphone!
Click the icon above to update your browser permissions and try again
Reload the page to try again!Reload
Press Cmd-0 to reset your zoom
Press Ctrl-0 to reset your zoom
It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.
Please upgrade Flash or install Chrome
to use Voice Recording.
For more help, see our troubleshooting page.
Your microphone is muted
For help fixing this issue, see this FAQ.
Star this term
You can study starred terms together