Across
- 2. A natural fertiliser that can also be a habitat for marine life.
- 4. A natural fertiliser made from bird poo.
- 6. Another nutrient for healthy plant growth (P).
- 8. Plants release this gas during photosynthesis.
- 10. Helps with healthy plant growth.
- 14. The process in which plants make food.
- 15. One of the nutrients needed for healthy plant growth (N).
- 16. What colour does iodine turn in the presence of starch?
- 17. Plants take up this substance from their roots.
Down
- 1. A gas from the atmosphere that is needed for photosynthesis.
- 3. Energy from here is needed for photosynthesis.
- 5. Green substance needed for photosynthesis
- 7. The name of the food plants make in photosynthesis?
- 9. Which colour of plants do photosynthesis?
- 11. Which indicator is used to test for the presence of starch?
- 12. A natural fertiliser made from cow poo.
- 13. Final nutrient for healthy plant growth (K).