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

Trees and Leaves

6th Grade Science

perennial lives for more than two years
trunk single stem that supports the tree
roots brings water and nutrients to the tree
deciduous trees that drop their leaves at the end of the growing season in the fall
coniferous trees have needles for “leaves” and cones; keep their needles all year and will drop their cones
crown holds branches and the leaves
branches provides support and movement of water and nutrients transported through trees
photosynthesis food is made for the tree and oxygen for all living things
simple leaves leaves with only one blade
compound leaves leaves with more than one blade
glucose main source of nutrition for plants
xylem transport tissue
stomata openings that absorb carbon dioxide
palisades cells that take in hydrogen and carbon dioxide
spongy cells cells that take in hydrogen and carbon dioxide
chloroplasts filled with green pigment; cell structure
chlorophyll green pigment
dendrology science and study of wooded plants
tree cookies cross sections of tree trunks that tell how the tree has grown
dendrochronology the scientific method of dating tree rings
dendrochronologist scientists who study the rings of trees
producers things that make the food for all living things in the forest
consumers living organisms that eat from other sources
primary consumers herbivores (only eat plants)
secondary consumers carnivores (eat meat)
decomposers tiny organisms that feed on the dead remains of plants and animals
Created by: jharvey09