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

Ecology Test 8th

Ecology test in

Biosphere the part on earth where all living things exist
Ecosystem a group of living things and their non living enviorment
Community the different species that live in an ecosystem
Population same species
Organism 1 thing
Biotic factors living things
Abiotic non-living
Competative relationship organisms with the same needs competting for recources
Harmful relationship one benefits, one is harmed
Beneficial relationship one or both gain
Autotroph make own food by photosynthesis, producers
Heterotrophs cannot make own food, consumers
Energy pyramid the amout of energy avaliabe in the ecosystem from one organism to the next
Decomposers obtain energy by consuming wastes and dead organisms
Scavanger an animal that feeds on dead or decaying animal s
Food chain illustates the flow of energy through an ecosystem. 1 direction
Food web food chains are interconnected
Ecological sucession replaced
Created by: Teddy12345