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.
Didn't know it?
click below
Knew it?
click below
Don't know
Remaining cards (0)
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 Voc (HHE)


biotic factor Any living or once-living organism in the environment.
biome A large region of land with a distinct climate and certain types of plant and animal life.
commensalism Relationship between species in which one species is helped and the other is unaffected.
abiotic factor Any non-living part of the environment, such as water, sunlight, temperature or air.
population All of the individuals of one species that live in the same space at the same time.
population density Number of individuals in a population that occupies an area of limited size.
mutualism Relationship between two species in which both species benefit.
ecosystem All of the communities in a given area and the abiotic factors that affect them.
community All of the populations of different species in a given area that interact in some way and depend on one another for food, shelter, and other needs.
limiting factor Any biotic or abiotic factor that limits the number of individuals in a population
parasitism Relationship between species in which one species benefits and the other is harmed but not usually
organism A living thing.
biosphere Part of Earth that supports life – the top part of Earth’s crust, all the waters covering Earth’s surface, and the surrounding atmosphere; includes all biomes, ecosystems, communities, and populations.
symbiosis A close relationship between two organisms.
species A group of organisms that can mate and produce offspring that in turn can produce more offspring
habitat An environment that provides the things an organism needs to live, grow, and reproduce
carrying capacity The maximum number of organisms of a particular species that can be supported in a given environment
ecology The study of interactions among organisms and their environment
Created by: hursthills



Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards