Soil
Across
- 3. Rock created from deposits at the bottom of the seas or lakes
- 5. A type of peat formed in areas with high rainfall and low evaporation
- 8. Rock formed by solidification of magma
- 9. The measurement of hydrogen ion concentration in a soil
- 11. Snow and ice accumulate in the mountain river valleys and move
Down
- 1. Reaction of a compound with carbonic acid
- 2. Liming is esstial due to this
- 4. Rock formed by intense heat or pressure on other rock
- 6. A type of force that holds water in soil
- 7. The mineral and organic material on the immediate surface of the earth
- 10. Lumbricus terrestris