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Date: _____________________________ Chapter 2.1: Food Chains, Food Webs, and Energy Flow Food Chains 1. A food chain shows ______________________________________________________ _______________________________________________________________________ Energy Flow 2. A) What happens to the energy from food that is taken in by an organism? I) ________________________________________ II) ________________________________________ III) ________________________________________ IV) ________________________________________ B) Using a pie chart, approximate how the available energy in food is used. 3. A) Energy flow is _______________________________________________________ _______________________________________________________________________ B) Generally ____________ energy is passed on from one organism to another in a food chain. Role of Organisms 4. What does Chlorophyll do? ________________________________________________ _______________________________________________________________________ 5. What is a producer? ______________________________________________________ _______________________________________________________________________ Ex. ___________________________________________________________________ 6. What is a consumer? _____________________________________________________ ______________________________________________________________________ Ex. ___________________________________________________________________ 7. A) What is a herbivore? ___________________________________________________ _____________________________________________________________________ B) Where are they located on a food chain? ___________________________________ _______________________________________________________________________ Ex. ___________________________________________________________________ 8. A) What is a carnivore? ___________________________________________________ _______________________________________________________________________ Ex. ___________________________________________________________________ B) What is a top carnivore? ______________________________________________ 9. What is an omnivore? ____________________________________________________ _______________________________________________________________________ Ex. ___________________________________________________________________ The Clean Up Squad: Scavengers and Decomposers. 10. What is the function of the scavengers and decomposers in a community? __________ ________________________________________________________________________ ______________________________________________________________________ 11. What is a Scavenger? _____________________________________________________ _______________________________________________________________________ Ex. ___________________________________________________________________ 12. What is a decomposer? ___________________________________________________ _______________________________________________________________________ Ex. ___________________________________________________________________ _______________________________________________________________________ Classify the following as Producers or Consumers. Sub-classify the consumer type. Cariboo House Fly Raccoon Rattle Snake Sunflower Blue-Green Algae Mushroom Lynx Bacteria Niches in a Community 13. What is a niche? _________________________________________________________ _______________________________________________________________________ Ex. ____________________________________________________________________ Food Webs 14. What is a food web? ______________________________________________________ _______________________________________________________________________
