Across
- 1. an important sugar and energy source in living organisms; component of many carbohydrates gas
- 5. green pigment in plants used to absorb sunlight
- 6. another word for air
- 7. a microscopic opening in the epidermis of a plant
Down
- 2. absorbed by plants in photosynthesis
- 3. a plastid in green plant cells that contains chlorophyll
- 4. use sunlight to create food and chemical energy
- 5. energy energy stored in the bonds of chemical compounds