Across
- 3. living things that use sunlight to make their own food
- 7. sugar
- 8. the process used by plants and algae to make sugar (food) out of light, carbon dioxide, and water
Down
- 1. a green pignment that absorbs light energy
- 2. a waste product plants use during photosynthesis to make food. Humans breathe this out.
- 4. the main body or stalk of a plant or shrub where the water moves up to the leaves
- 5. a waste gas produced by plants during photosynthesis. Humans need this to survive.
- 6. the part of aplan that usually grows underground absorbs water and nutrients, and attaches the plant to the soil