Lesson 1.03 The Energy Cycle

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1. Which organisms can convert sunlight into chemical energy?

   Answer: Autotrophs

2. Which organisms cannot make their own food and must eat other organisms to get their energy?

   Answer: Heterotrophs

3. What shows all of the possible paths of energy and competition relationships in an ecosystem?

   Answer: Food Web

4. What shows one possible path that energy flows in an ecosystem?

   Answer: Food Chain

5. What are the levels of a food chain and food web called?

   Answer: Trophic Levels

6. What are animals that eat other animals/consumers or meat called?

   Answer: Carnivore

7. In what trophic level can you find organisms that eat producers as their main source of food?

   Answer: Consumer

8. What is the chemical reaction that plants use to convert light energy into chemical energy?

   Answer: Photosynthesis

9. What is the molecule that allows plants to convert light energy into chemical energy?

   Answer: Chlorophyll

10. What is the relationship between organisms that share the same food source?

    Answer: Competition