Across
- 3. growing crops and raising livestock
- 7. how plants make their own food
- 8. small openings on plant leaves where gasses are exchanged
- 9. substance needed for healthy growth
Down
- 1. the organelle where photosynthesis occurs
- 2. growing plants without soil
- 4. anything that takes up space and has mass
- 5. sugar produced through photosynthesis
- 6. gas byproduct of photosynthesis