Bell Ringer – 4/28 /14

1. Bell Ringer – 4/28/14 • How do living and nonliving parts of the Earth interact and affect the survival of organisms? Give an example.

2. Today • Wrap-up Unit 3: Genetics • Peer grade quests from Friday • Submit any missing assignments (alien DNA, survey extra credit) • Begin Unit 4: Ecology • Intro to ecology • Independent work: building vocabulary

3. Ecology • We’ve seen the root “–ology” before (biology) • It means “the study of” • “Eco” comes from the Greek “oikos,” which means “house” • Ecologyis the study of the relationships that organisms have with each other and with the environment • In other words, studying our “house”

4. Ecology • Turn to pg. 64 – 65 in textbook • Study Figure 3-1 • Complete In Your Notebook: • Draw a circle and label it “Me” • Draw 5 concentric circles and label them with the appropriate level of organization • Describe your population, community, etc. as well as provide the definition for each term in your circles • 10 – 12 minutes to complete

5. For those who forgot… • Concentric circles look like this: ME 

6. Based on what you see, in your notes write definitions for “biotic” and “abiotic.”

7. Environmental Factors • Biotic: all living things in an ecosystem • Ex: plants, animals, microorganisms • Abiotic: non-living things in an ecosystem • Ex: temperature, sunlight, humidity, water, soil, mineral nutrients (nitrogen, phosphorus, sulfur)

8. For the rest of class/homework: • Read all of 3.2 Energy, Producers, and Consumers (pgs. 69 – 72) • take notes – write important points (bolded or colored text) • make a list of vocab + definitions