Name: _____________________________________ Directions: Highlight the organisms below, to match the ones you have placed and glued onto the Energy Flows and Matter Cycles Pyramid of Energy, on the opposite side of this paper. Follow Up Questions: both the pyramid and the food web answer the follow up questions. 1. What’s the primary source of energy for this entire food web? ___________ 2. What organism does the red winged blackbird give it’s energy to? ___________________ 3. Which 3 organisms have 2 energy sources? __________________________, ____________________________, and the __________________________ 4. What organisms are missing from the food web? _______________________ 5. Which 2 organisms provide energy to not just one organism, but to two organisms? _____________________ and the ______________________ 6. If an organism dies off in an ecosystem, it sets off a chain of reactions. What do you think would happen if the phytoplankton died off? (list more than one effect) ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________ 7. When looking at the energy pyramid on the other side of this sheet, why are the decomposers on the side of the pyramid at each level? ______________________________________________________________________ ______________________________________________________________________ 8. Which level has the most amount of energy? _______________ Least? _______________ 9. Which food chain below shows the correct flow of energy? A or B A. 3rd Level Consumer 2nd Level Consumer 1st Level Consumer Producer Sun B. Sun Producer 1st Level Consumer 2nd Level Consumer 3rd Level Consumer