24HRSS3

4. Water flowing over the land surface into streams when rainfall exceeds infiltration capacity.
6. Process in green plants converting sunlight into oxygen and carbohydrates.
8. Soil structure with prisms having rounded tops.
9. Positively charged ion, such as calcium or potassium, found in soil.
10. Requiring oxygen for life processes.
13. Soil structure with laminated sheets.
17. Energy-yielding oxidation process in living organisms.
18. Weathering Physical breakdown of rocks at or near the Earth's surface, without changing chemical composition.
19. Permitting passage of gas or liquid through pores.
22. Capacity Total amount of exchangeable cations soil can hold, expressed in milliequivalents per 100 grams of soil.
25. Dark organic material in soil from decaying plant and animal matter.
26. Short plants with narrow leaves and hollow stems, common in grasslands.
27. Living or occurring without oxygen.
28. Removal of crops from a field for use.

1. Permeation of liquid or gas into porous materials.
2. Large area covered by trees, shrubs, and associated organisms.
3. Vegetation dominated by grasses.
5. Weathering Changes in rocks caused by atmospheric agents, leading to disintegration.
7. Structure Arrangement of soil particles into aggregates, including platy, prismatic, columnar, blocky, and granular.
11. Soil structure with angular or subangular aggregates.
12. Microscopic living organism.
14. Unit of land measurement equal to approximately 43,560 square feet.
15. Soil structure with vertical aggregates longer than horizontal.
16. Plant-like organisms without chlorophyll, obtaining nutrients from other organisms or decaying matter.
18. Soil structure with particles adhering without regular cleavage.
20. Soil structure with individual particles.
21. Total weight of living matter in a habitat at a given moment.
23. Air surrounding the Earth, composed of troposphere and stratosphere layers.
24. Plant mass covering a given area.