Soil order
Across
- 1. highly weathered soils of the tropics
- 5. young, but more developed than Entisols
- 6. highly weathered soils in warm, humid climates
- 10. lack well-developed horizons
- 11. arid climates of cool to hot deserts
- 12. deciduous forests of temperate, moist climates
Down
- 2. coniferous forests in cool, moist regions
- 3. very cold soils of the tundra
- 4. parent materials very high in clays that shrink and swell with drying and wetting cycles
- 7. decaying organic matter in wetlands
- 8. rich, dark soils of grasslands
- 9. recent geologic volcanic materials