Across
- 4. the material that forms the rigid walls and support for plant cells
- 5. the process of using energy from the sun and matter from the environment to produce sugars that store energy in chemical bonds
- 6. anything that has mass and volume
- 8. a green pigment that is important in photosynthesis
Down
- 1. a cell structure that uses the sun’s energy to make sugar through the process of photosynthesis
- 2. a material that is made from biomass and releases energy when it is burned
- 3. the combined mass of the bodies of organisms, which collectively represents stored energy
- 7. an organism that captures energy and matter from its surroundings to produce sugars and other molecules