Across
- 3. Simple carbohydrates chemically formed from plants; made of carbon, hydrogen, and oxygen
- 4. Plant materials that are eaten but can't be digested by human enzymes
- 6. Chemical process by which plants make carbohydrates
- 8. Complicated chemical arrangements that plants form by combining single glucose units to build starches
- 9. Sugars formed from single one- and two-unit structures
- 10. Sugars extracted from plants and used to sweeten foods
- 12. Substances used in place of sugar to sweeten foods yet add few or no calories
- 13. Formed when two monosaccharides (single sugars) combine chemically
Down
- 1. Green pigment in plants; must be present for photosynthesis to occur
- 2. Nutrient that is a person's main source of energy; found mostly in plant foods
- 5. Carbohydrates with complicated structures; starches
- 7. Sugars with single-unit chemical structure
- 11. Formed when plants combine single glucose units into more complicated chemical structures