Across
- 4. organelle that produces energy in a cell
- 5. community of living and nonliving things
- 7. process plants use to make food using sunlight
- 8. thin layer that surrounds a cell
- 9. organism that makes its own food
- 11. control center of the cell
Down
- 1. jelly like substance inside a cell
- 2. green pigment in plants
- 3. a living thing
- 6. organism that eats other organisms
- 10. basic unit of life