Across
- 2. Glucose and oxygen combine to form carbon dioxide and water plus.
- 3. Photosynthesis increases the concentration of oxygen in air, which is necessary for all.
- 6. Only _________ plants can photosynthesize.
- 8. Great for plants but bad for us!
- 9. Photosynthesis occurs in
- 11. Plants wouldn't have been green without this!
Down
- 1. Photosynthesis decreases the concentration of carbon dioxide in air and other harmful wastes, this increases the purification of respiratory disease for.
- 4. Plants wouldn't have been green without this!
- 5. process by which plants make their own food
- 7. The two pigment system theory of photosynthesis was proposed by
- 10. All animals need oxygen and most of this oxygen comes from.