1. Understanding an Ecosystem Do Now: –Write down homework Homework: –Worksheet Pgs 5-7

2. Identify the living and nonliving things in the ecosystem.

3. Ecology The study of how living things interact with each other and their environment

4. Ecosystem All of the living and nonliving things that interact in a particular area –Prairies –Mountain streams –Oceans –Forests

5. Habitat A place where an organism lives and that provides the things that an organism needs –Food –Water –Shelter

6. Biotic Factors The living things in an ecosystem –Bear –Lizard –Frog –Tree –Lily pad –Grass

7. Abiotic Factors The nonliving things in an ecosystem –Water –Rocks –Soil –Sunlight –Oxygen

8. Organism One living thing

9. Populations All of the members of a particular species in one particular area

10. Community All of the different populations that live together in a particular area

11. Ecosystem All of the living and nonliving things that interact in a particular area