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

Unit 6B

Energy Pyramids

Flow of Energy How energy moves through an ecosystem from the sun, to producers, to consumers, and on to the next consumer, and so on.
Joule Unit for Energy.
Autotroph Organism that makes its own food.
Heterotrophs Organism that cannot make their own food, so they have to eat other things like plants or animals.
Carnivore Organisms that eat only meat.
Omnivore Organisms that eat both plants and meat.
Herbivore Organisms that eat only plants.
Scavengers Organisms that eat bodies of dead organisms.
Organism A living thing that moves, eats, respires, grows, reproduces, and shows sensitivity to stimuli.
Producer Organisms that make their own food, that is on the first trophic level of an energy pyramid.
Primary Consumer Organisms that eat producers, that is on the second trophic level of an energy pyramid.
Secondary Consumer Carnivorous organisms that eat primary consumers and each other, that is on the third trophic level of an energy pyramid.
Tertiary Consumer Carnivorous organisms that eats primary and secondary consumers and each other, , that is on the fourth trophic level of an energy pyramid.
Quaternary Consumers Carnivorous organisms that may eat primary, secondary, and tertiary consumers. Also known as an Apex Predator who is not naturally hunted by anything else in that ecosystem and is at the top trophic level of the energy pyramid.
Decomposer Organisms that recycle dead organisms into chemical nutrients used in soil, air, and water.
Created by: PRO Teacher dowdyp


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