photosynthesis
Across
- 4. substance or compound added to a system to cause a chemical reaction
- 6. is the powerhouse of the cell
- 8. the process by which organisms combine oxygen with foodstuff molecules
- 9. a process that leads to the chemical transformation
- 13. green pigment found in plants
- 14. colorless and non-flammable gas at normal temperature and pressure
- 15. is a process used by plants,organisms
Down
- 1. an electrically neutral group of two or more atoms
- 2. specialized structures that perform various jobs inside cells
- 3. the smallest unit
- 5. an organic compound
- 7. the biogeochemical cycle by which carbon is exchanged among the biosphere, pedosphere, geosphere, hydrosphere, and atmosphere of the Earth
- 10. the outcome
- 11. O.2
- 12. a simple sugar