Across
- 4. A tiny structure needed for plants, such as ferns, to make new plants
- 5. A part of a living thing
- 6. A gas in the air that plants use to make food
- 8. Process in which plants use water, carbon dioxide, and sunlight to make sugar and oxygen
Down
- 1. Not deep
- 2. To stay alive
- 3. A nonliving material that plants take in through their roots
- 4. A plant part that can grow into a new plant
- 7. A gas made by plants
- 9. A short, sharp part of a plant or animal