Busy. Please wait.

Forgot Password?

Don't have an account?  Sign up 

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.

By signing up, I agree to StudyStack's Terms of Service and Privacy Policy.

Already a StudyStack user? Log In

Reset Password
Enter the email address associated with your account, and we'll email you a link to reset your password.

Remove ads
Don't know (0)
Know (0)
remaining cards (0)
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


plant process

Tropism positive or negative plant response to an external stimulus such as touch, light, or gravity.
Auxin is a type of plant hormone that causes plants stems and leaves to exhibit positive response to light.
Photoperiodism a plant's response to the lengths of daylight and darkness each day.
Long-day plants plant that generally requires short nights less than 10 to 12 hours of darkness to begin flowering process
Short-day plants plant generally requires long nights more than 12 hours of darkness to begin flowering process
Day-neutral plants plant that doesn't require a specific photoperiod and can begin the flowering process
Created by: ammeewing