Save
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.
focusNode
Didn't know it?
click below
 
Knew it?
click below
Don't know
Remaining cards (0)
Know
0:00
share
edit
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

MB 19.1

MB Chapter 19, Section 1

TermDefinition
population a group of organisms of the same species that live in a specific geographical area and interbreed
population density the number of individuals of the same species that live in a given unit of area
dispersion in ecology, the pattern of distribution of organisms in a population
birth rate the number of births that occur in a period of time in a given area
death rate the number of deaths occurring in a period of time
life expectancy the average length of time that an individual is expected to live
age structure the classification of members of a population into groups according to age or the distribution of members of a population in terms of age groups
survivorship curve a curve on a graph that shows the probability that members of a population will survive to a certain age
Created by: simmonsr20
 

 



Voices

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:
Retries:
restart all cards