Across
- 2. expressed in joules
- 4. the main sugar found in your blood
- 5. use sunlight to synthesize foods from carbon dioxide and water.
- 6. colorless and non-flammable gas at normal temperature and pressure.
- 8. H2O
- 10. power house of a cell
Down
- 1. process by which organisms combine oxygen with foodstuff molecules,
- 3. a plastid that contains chlorophyll and in which photosynthesis takes place.
- 7. is a chemical element with an atomic number of 8
- 9. responsible for the absorption of light to provide energy for photosynthesis.