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.

Remove Ads
Don't know
remaining cards
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:
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

Bio A Pop ecology

Population ecology

consumer an organism that eats another organism
carnivore an organism that that only eats animals
herbivore an organism that only eats plants
omnivore an organism that eats plants or animals
producer an organism that converts sunlight into stored energy, mainly plants
photosynthesis the process of converting sunlight into sugar or glucose
cellular respiration the process of breaking glucose down Ito release energy
chloroplast part of a plant cell where photosynthesis takes place
mitochondria part of a plant or animal cell where cellular respiration occurs
biodiversity all of the life forms and ecosystems on Earth
autotroph organism that makes its own food using photosythesis
heterotroph organism that must get energy from another organism
What is the original source of all energy on the Earth? sun
decomposer breaks down dead organisms for energy
About how many humans currently inhabit Earth? 7 1/2 million or about 7,500,000
List 3 things that have help the population of humans increase. 1 - better sanitation 2 - improved ways to grow food 3 - better health care 4 - lower death rate of babies
species organisms whose babies can have babies
biosphere place on Earth where things live (land, water, air)
chemical bonds connection between elements where energy is stored
competetion the struggle over resources
What 2 goals do all living things have? 1 - survive 2 - reproduce
predator organism that consumes another for energy
prey organism that gets eaten
Created by: lb goodlock