Across
- 2. An animal that eats only plants
- 5. The green pigment in plants that absorbs light for energy production
- 7. Any substance that takes up space
- 8. New substances formed as a result of that reaction
- 9. Organisms that must eat other organisms to get energy
- 11. The organelle often called the "powerhouse"of the cell
- 13. The ability to do work
Down
- 1. The process cells use to break down food and release energy
- 3. Organisms, such as plants, that make their own food
- 4. The process by which plants use sunlight to create food
- 6. An animal that eats only other animals
- 10. Substances present at the start of a chemical reaction
- 12. An organism that eats both plants and animals