Environment
Across
- 1. Mixture of decaying organic matter
- 6. The wave energy released by earthquakes
- 7. Extended period of no water
- 8. Any substance that evaporates quickly
- 12. Substance that repels or kills plant or animal pests
- 13. Largest plant family
- 15. Offspring of male donkey and female horse
- 16. Chemical substance contained in all plants and animals
- 18. Area designated to receive household garbage
Down
- 2. Bird which lays the largest egg
- 3. System comprising ecosystems and organisms
- 4. Fastest cat in the world
- 5. The worlds cleanest country
- 6. Mixture of smoke and fog
- 7. The driest biome
- 8. Opening in the earths crust from which lava flow
- 9. The worlds largest biome
- 10. Most abundant element found in air
- 11. Sweet liquid inside a flower
- 14. Destruction of forests
- 16. Substance that makes plant green
- 17. Underground layer of water-bearing permeable rock