1. Chapter 5 Lesson Two: Interaction Among Living Things

2. Food Chain The path of the energy in food from one organism to another

3. Food Web The overlapping food chains in an ecosystem

4. Herbivore An animal that eats plants, algae, and other producers

5. Carnivore An animal that eats another animal

6. Predator An animal that hunts other animals for food

7. Prey A living thing that is hunted for food

8. Scavenger A meat-eating animal that feeds on the remains of dead animals

9. Omnivore An animal that eats both plants and animals

10. Symbiosis A relationship between two kinds of organisms that lasts over time

11. Mutualism A relationship between two kinds of organisms that benefits both

12. Parasitism When one organism lives in or on another organism and harms it

13. Commensalism A relationship that benefits one without harming or helping the other

14. Food Chain The energy comes from the Sun and then flows from producers to consumers to decomposers

15. Food Chain a. Energy from the sun b. Grass (Producer) c. Grasshopper (Consumer) d. Horned Lizard (Consumer) e. Snake (Consumer) f. Red-Tailed Hawk (Consumer) g. Soil Bacteria (Decomposer)

16. Food Web Producers: Grasses and trees

17. Food Web Consumers: Cannot make their own food a. Herbivores: Plants b. Carnivores: Meat

18. Energy Pyramid Less and less food and energy are available as you go from the base to the top of the pyramid.