Like this study set? Create a free account to save it.

Sign up for an account

Already have a Quizlet account? .

Create an account


a major biotic community characterized by the dominant forms of plant life and the prevailing climate

tropical zone

warm climate zone that receives direct or nearly direct sunlight year round

temperature zone

the climate zone between the tropics and the polar zone


(of plants and shrubs) shedding foliage at the end of the growing season


trees that keep their leaves year-round

polar zone

the part of the Earth's surface forming a cap over a pole


cone-bearing plants


small regions with unique climatic characteristics

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!


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

Voice Recording