I, II I Systems and Interactions Lesson 3 13. The student will discuss how the organisms in an ecosystems interact with one another to produce a balanced ecosystem. Relating Discuss the relationship among habitat, community, population, and ecosystem. Prey Elbow Room pg. 18-19 Observe the effects of competition for space in an area.
Communicating Relate some common examples of relationships among population in a community.
40-45 Observe an example of a parasite and a plant gall. Inferring Conclude how the population of a community is limited. Teacher s Manual pg. I, II II Patterns of Change Lesson 4 14. The student will deduce that water, oxygen, and other systems are used over and over in an ecosystem.