1. The Organization of Life
Science 7

2. Cell
Organization of Life
Tissue
Organ
Organ System
Organism

3. Cell The basic structural and functional unit of life
Basic building block of life
Examples:
Skin cells
Brain cells
Red blood cells

4. Tissue
A group of similar cells that work together to perform a specific function in the body

5. Organ
A combination of two or more tissues that work together to perform a specific function in the body.

6. Organ System
A group of organs working together to perform body functions

7. Organism Anything that can live on its own
A system with many parts that depend on each other and work together

8. Organ System
Tissue
Organ
Organism
Cell

9. Organization of Life Continued
Ecosystem
Community
Population
Organism

10. Organism Anything that can live on its own Examples: A bunny A tree
A butterfly
bacterium

11. Population
A group of the same kind of organisms that live in the same area
Examples:
A family of bunnies
A group of tress
A bunch of butterflies

12. Community
2 or more populations living in the same area at the same time
Example:
All of the bunnies, trees, and butterflies that live in the same forest

13. Ecosystem The community and all the nonliving things that affect it
What are some nonliving things?
Rocks, sunlight, water