Across
- 1. dioxide CO2
- 3. O2
- 6. source that gives you energy
- 9. in nucleus carrying negative charge
- 10. substance in tissue of cell that colors them
- 11. light from the sun
Down
- 1. plastid containing chlorophyll
- 2. having 2 or more substances
- 4. ability to do work
- 5. compound of hydrogen and oxygen
- 6. green substance in plants that makes CO2 and water
- 7. person
- 8. kingdom of Plantae
- 11. star that is central body to our solar system