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
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 Review

TermDefinition
Herbivore a consumer that only eats plants (deer)
Carnivore a consumer that only eats meat (wolves)
Producer makes their own food (plants)
Omnivore a consumer that eats both plants and animals (bears)
Consumer an organism that needs to find their food
Heterotroph a consumer; must find their own food (humans)
Autotroph a producer; makes their own food (plants)
Biotic living things (plants, animals, fungi)
Abiotic non-living things; things that have NEVER been alive (water, oxygen, sun, rocks, dirt, carbon dioxide)
Ecology the study of how living things interact with each other and their environment
Environment the surroundings or conditions in which a person, animal, or plant lives or operates
Ecosystem all the living and non-living things in an environment, including their interactions with each other
Population a group of organisms of the same species that live in the same area
Community a group of interdependent organisms living in the same area and interacting with each other
Biosphere all parts of Earth's ecosystems that interact and influence one another (e.g., producers, herbivores, carnivores, & omnivores)
Competition the struggle between organisms to survive in a habitat with limited resources
Habitat where an organism lives
Limiting Factors environmental factors that restrict population growth
Predator an organism that hunts other organisms for food
Prey organism that is killed and eaten by another organism
Carrying Capacity the largest population that an area can support
Niche an organism's particular role in an ecosystem
Food Chain series of transfers of matter and energy in the form of food from organism to organism
Decomposer organism that breaks down and obtains energy from dead organic matter
Scavenger a organism that feeds on the bodies of dead organisms
Parasite an organism that lives in or on another organism
Host an organism on which a parasite lives
Food Web a diagram that shows the interconnected feeding relationships within an ecosystem
Energy Pyramid a diagram that shows the amount of energy that moves from one feeding level to another in a food web
Biodiversity the variety of life in the world or in a particular habitat or ecosystem
Ecological Succession series of gradual changes that occur in a community following a disturbance
Symbiosis relationship in which two species live closely together
Mutualism a relationship between two organisms in which both species benefit
Commensalism a relationship between two organisms in which one organism benefits and the other is unaffected
Parasitism one organism benefits and the other is harmed
Renewable Resources Supplies that can be replenished as fast as they are used
Non-Renewable Resources Supplies that can NOT be replenished as fast as they are used
Pollution Contamination of the environments
Water Cycle Processes by which water circulates between the earth's oceans, atmosphere, and land
Direct Harvesting Destruction/removal of a species from their natural environment
Deforestation Clearing or removal of a forest
Fossil Fuels Natural fuel such as coal or gas
Global Warming A gradual increase in the overall temperature of the earth's atmosphere
Trade-Off A balance achieved between two desirable but incompatible features; a compromise.
Invasive Species Organism that is not native to an ecosystem and causes harm.
Created by: migliorej