Across
- 3. How do glasshouses prevent temperature limiting photosynthesis?
- 6. How is oxygen added to fish farm water?
- 8. What cleans air entering a fermenter?
- 11. What sugar fuels microorganism growth?
- 12. What keeps predators out of fish farms?
- 14. What is used in biological pest control?
- 16. What alcohol is produced by yeast fermentation?
- 17. What mixes contents in a fermenter?
- 18. What is an example of organic fertiliser?
- 22. What is increased to reduce water loss in glasshouses?
- 23. What bacteria turns milk into yoghurt?
- 24. What do transparent walls in glasshouses allow in?
- 25. What do herbicides kill?
Down
- 1. What do probes monitor to keep enzymes working?
- 2. Why might farmers avoid chemical pesticides?
- 4. What fungus is used in bread and beer?
- 5. Why does increasing temperature increase crop yield?
- 7. What gas supports aerobic respiration in fermenters?
- 9. What do insecticides kill?
- 10. What should fish farm feed be rich in?
- 13. What method grows plants in liquid nutrient solutions?
- 14. What monitors temperature in fermenters?
- 15. What equipment is used to grow microorganisms?
- 19. What treats disease in fish farms?
- 20. What food does yeast help to rise?
- 21. Why do plants need light?
- 24. What acid thickens milk into yoghurt?