Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
or

Username is available taken
show password

why


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
Know
remaining cards
Save
0:01
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:
Retries:
restart all cards
share
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

Ecosystems

7th Grade Science

QuestionAnswer
Consumer An organism that eats a producer or eats another consumer for energy to live.
Decomposer An organism that breaks down dead plants and animals.
Producer An organism, such as a green plant, that can make its own food.
Food Web Many food chains linked together in an ecosystem.
Food Chain A path that shows who eats what. All food chains begin with plants (producers).
Scavenger An organism that eats animals that are already dead.
Omnivore An organism that eats both plants and animals.
Carnivore An organism that hunts and eats meat.
Herbivore An organism that eats only plants.
Symbiotic Relationship a special type of interaction between species, important for ecosystems
Commensalism symbiotic relationship in which one organism benefits and the other one is neither helped nor harmed
Mutualism symbiotic relationship in which both organisms benefit
Parasitism symbiotic relationship in which one organism is helped and the other is harmed
Ecosystem Community of organisms that interacts with the physical environment
Primary Consumer an animal that feeds on plants; a herbivore
Secondary Consumer Organisms (typically animals)that eat the primary consumer
Tertiary Consumer Carnivores at the top end of the food chain that eat other carnivores
Predator Organism that eats another organism
Prey Organism EATEN by another organism
Created by: tjmoritz