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

9/25 science

What is the study of the interactions of organisms with each other and with their physical environments? Ecology
What do you call the portion of earth that supports life? Biosphere
What do you call all of the living organisms that inhabit an environment? Biotic Factors
Non-living factors in an environment including temperature, water, sunlight, wind, rocks and soil Abiotic
What is a group of organisms that inter breed and live in the same place at the same time? Population
what is a collection of interacting populations Community
What do you call a roll a species plays in a community? Niche
What is the place where an organism lives out its life called? Habitat
The next higher level of organization is made up of interactions among populations in a community and the communities physical surroundings or abiotic factors is called what? Eco system
Orderly natural changes within communities of an eco system are called what? Succession
What is a stable mature community that under goes little or no succession called? Climax Community
What are large groups of eco systems that share the same kind of climax community called? Biome
What is used as a model to show energy levels and how it moves. Food Chain
What is a consumer that feeds directly on a producer called? Herbivore
What is a consumer that feeds on consumers? Carnivore
What eats both plants and animals? Omnivore
What do you call all the possible feeding relationships in an ecosystem Food Web
What shows the amount of energy you get in certain foods? Pyramid of energy
What will continue to expand faster and faster? Exponential growth curve
What do you call the optimum number of organisms an environment can support? Carrying capacity
What do you call a factor that depends on the size of a population. Like competition, disease or predators. Density dependent limiting factor
What do you call a factor that effects all population regardless of size like weather, natural disasters and human activity? Density independent factors
What keeps dense plants from building up and obtains energy from dead organisms? Decomposers
What is the series of physical and biological process called? Nutrient cycle
Created by: 1101650778