Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
Don't know
remaining cards
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Chapter 21.2

Chapter 22.2 vocab

aphotic zone a zone where sunlight cannot penetrate and photosynthesis cannot occur
photic zone the part of the ocean that receives sunlight
intertidal zone the area of shoreline that is twice daily covered by water during high tide and exposed to air during low tide
neritic zone extends from the intertidal zone over the continental shelf and to relatively shallow water depths about 180m
oceanic zone the deep water of the open sea
pelagic zone the open ocean
benthic zone the ocean bottom
plankton communities of small organisms that drift with the ocean currents
estuary occurs where freshwater rivers and streams flow into the sea
eutrophic lake are rich in organic matter and vegetation, so the waters are relatively murky
oligotrophic lake contain little organic matter
freshwater wetland areas of land that are covered with fresh water for at least part of each year
Created by: CoffeyM20