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
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

Chapter 8

The Cellular Basis of Activity

TermDefinition
biotic the living components of the world -in ecosystems, these components include all living things
abiotic the non-living components of the world -in ecosystems, these components include sunlight, wind, nutrients, and minerals -absorbed by organisms when excreted as waste or when die
decomposer an organisms that lives on decaying organic material, from which it obtains energy and its own raw materials for life -consume partially decomposed organic matter and excrete nutrient-rich waste like nitrogen, phosphorous, and calcium
biosynthesis the process of putting together or building up the large molecules characteristic of a particular type of cell or tissue, in other words, reactions that put create the macromolecules needed for life
ecology the study of living and non-living components of the environment and of the interactions that affect biological species
ecosystems a biological community in its abiotic environment
when the types and amounts of matter in an ecosystem ------, the ecosystem --- -remains essentially the same across time -remains in balance
when the types and amounts of matter in an ecosystem -, the ecosystem ----- - change -is forced to change too
not only does - move through an ecosystem, but some of it makes a complete - within it -matter -cycle
Water Cycle... the water cycle collects and redistributes the Earth's water supply
Carbon Cycle... in a stable ecosystem, the total number of carbon atoms will remain approximately the same
What are the four main processes that move carbon? 1. biological processes 2. burial and decomposition process 3. geochemical processes 4. human processes
Nitrogen Cycle... the atmosphere is the main reservoir of nitrogen; it also cycles through the soil and tissues of living organisms
Created by: emilyottinger
 

 



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