What organism is NOT able to make its own food from sunlight?
Which trophic level provides energy for all the organisms in the entire ecosystem?
What is the BEST explanation for why only a small percentage (%) of the energy in 1 level gets transferred to the next level?
What explains the flow of energy in ecosystems?
The vocab word that describes each step in the food chain is: ____________

Which trophic level would you expect to have the lowest biomass in this ecosystem?

Who ends up with the LEAST amount of the energy originally absorbed from the sun?
Who is a primary consumer in this pyramid?

Who eats the mice in this food web?
Which of the following is a primary consumer in this food web?