Busy. Please wait.
Log in with Clever

show password
Forgot Password?

Don't have an account?  Sign up 
Sign up using Clever

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.
Your email address is only used to allow you to reset your password. See 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


Terms that you need to know for Unit 1: Ecology

Ecology the study of organisms and there relationship with other organisms and their environment
Ecosystem abiotic and biotic factors in a particular place and time
Community Group of populations in a given place and time
Population group of organisms/species in a given place or time
Species/Organism a living thing,
Cells Basic unit of life.
Tissue group of cells that work together
Organs made up of tissues that work together
Organ System group of organs
Herbivores organism that only eats plants
Omnivores organism that eats plant and animals
Carnivores organism that only eats animals
Primary Consumer organism that eats producer/ autotrophs
Secondary Consumer organism that eats the primary consumer, typically a omnivore or carnivore
Producer organism that produces its own energy through photosynthesis or chemosynthesis
Autotrophs organism that produces its own energy through photosynthesis or chemosynthesis
Heterotrophs organism that has to consume in order to receive energy
10% Rule 90% of the energy is lost to heat and daily functions while 10% is transferred from one tropic level to the next.
Food Web many flows of energy through an ecosystem. group of food chains
Food Chain a single flow of energy through an ecosystem
Keystone Species
Climax Community
Primary Succession growth that starts from bare rock.
Secondary Succession growth that starts from an environment that has experienced a disturbance
phototropism an organisms reaction to light
hydrotropism an organisms reation to water
thigmotropism an organisms reaction to touch
gravitropism an organisms reaction to gravity
Symbiosis the relationship between two organisms
commensalism one organism benefits while the other is neither benefited or harmed
parasitism one organism will benefit while the other is harmed
mutualism Both organisms benefit from the relationship
prey vs. predator
Natural Selection
Water cycle
Nitrogen cycle
Phosphorus Cycle
Carbon Cycle
Biogeochemical Cycles
abiotic factors
biotic factors
cellular respiration
Created by: ewillis
Popular Biology sets




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