Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

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.
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.
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

LS - Inv. 2

Living Systems - Investigation 2

Bloodstream The transporter of nutrients to the body's cells
By-Product A secondary, and often unintended, product of a process
Carbon Dioxide A waste gas produced during cellular respiration. Plants use carbon dioxide during photosynthesis to make food
Cell The basic unit of life
Chlorophyll A molecule that absorbs red and blue light and reflects green light
Digestion The process of breaking down food into nutrients that can be used by cells
Digestive System The organs and structures that digest food. The digestive system includes teeth, esophagus, stomach, small intestine, large intestine, and colon
Dormancy The state of being dormant or at rest
Esophagus The tube connecting the mouth and the stomach
Fungus An organism that lacks chlorophyll and gets nutrients from dead or living organisms
Large Intestine The part of the digestive system between the small intestine and the rectum where water is removed from solid waste.
Metabolism The process that occurs when an organism uses nutrients for energy and produces waste products
Nutrient A chemical in food that helps keep an organism alive and active
Photosynthesis A process used by plants and algae to make sugar (food) out of light, carbon dioxide, and water
Small Intestine The part of the digestive system between the stomach and large intestine, where nutrients are absorbed from digested food
Stomach The organ where food is reduced to mush by acid and muscle activity
Sugar The nutrient that cells use for energy
Waste No longer of use, exess
Yeast A single-celled fungus
Created by: cbuzynski



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