Photosynthesis
Across
- 2. an idea evoked by some experience
- 6. a green pigment found in organisms
- 8. organelle in which photosynthesis takes place
- 9. any organism of microscopic size
- 10. depending on free oxygen or air
Down
- 1. a monosaccharide sugar that has several forms
- 3. a specialized part of a cell
- 4. the totality of surrounding conditions
- 5. produced by reactions involving atomic changes
- 7. the supporting tissue of an organ
- 11. a colorless, odorless gas that is essential for respiration