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Across 3. The walls of the Biosphere were made of g________. 4. One of the animals introduced to the farm in the Biosphere was g____. 8. Which moons do they hope to one day colonise with information from the Biosphere Project? 10. One of the biomes which the Biosphere had was m___________. 11. Which desert did they put the Biosphere in? 13. One of the biomes which the Biosphere had was p___________. 15. They had too much of this gas in the Biosphere at first. 17. One of the animals introduced to the farm in the Biosphere was c__________. 19. This is a gas which we breathe 20. One of the animals introduced to the farm in the Biosphere was p____. 21. How many years did the people stay in the Biosphere?

Down 1. One of the biomes which the Biosphere had was d__________. 2. Which planet do they hope to one day colonise with information from this project? 5. One of the biomes which the Biosphere had was o___________. 6. The Biosphere Project was in a big glass b________. 7. They introduced four t_________ species to the Biosphere. 9. One of the biomes which the Biosphere had was r___________. 12. The Biosphere Project was an attempt to make a tiny e___________. 14. The project was called the B____________ project. 16. How many women were in the Biosphere? 18. How many people were in the Biosphere?