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.

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

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.

Remove ads
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

Cubangbang #129272

Cubangbang's 7thA Ch.22 Organism Relationships Stack #129272

Food chain the passing of material and energy from one organism to another
Decomposer organisms bacteria or fungi that break the remains of dead organisms and return this material to soil
Food web a method of illustrating the interrelationships between food chains in an ecosystem
Ecological pyramids an illustration shaped like a pyramid and divided into layers to show the energy relationships between organisms in an ecosystem
Herbivores organisms that eat plants
Parasite a smaller organism that obtains its energy and materials from a larger organism called the host
Carnivores animals that eat other animals
Biomass the mass of living material produced by a given area
Omnivores organisms that eat both plants and animals
Predator an animal that feeds on other animals
Tapeworm a parasite that lives in a human’s intestine, but usually doesn’t kill the person
Prey the animal that the predator eats
Independent organism an organism that exists without the aid of other members of the same species that live together
Animal society a group of animals of the same species that live together
Social insects an insect that lives in a colony usually exhibits some division of labor
Pecking order a system of rank that occurs among a group of chickens
Commensalism a relationship in which one organism benefits and the other one is not helped or harmed
Scavenger an animal that eats dead or decaying matter
Mutualism a relationship that is beneficial to both organism involved
Obligatory mutualism mutualism in which both organisms must be together or they will die
Mimicry when one organism looks like another
Created by: jcubangbang