Soils are classified according to physical properties that govern:
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Answer: E. All of the above
Explanation
Physical soil properties determine the productive capacity of agricultural lands globally. Soil structure provides the mechanical supporting power required for large plants. Physical characteristics govern moisture storage capacity and essential nutrient availability. Soil texture affects pore space which controls water retention and root penetration. Well-structured soils allow optimal air and water movement for beneficial soil microbes. Physical classifications help scientists evaluate land capability for various management uses.
Agricultural land valuation depends heavily on physical soil property assessments. Soil compaction damages physical properties, reducing both supporting power and crop yields. Conservation tillage improves soil structure to enhance water storage and nutrient availability. Option A focuses on productive capacity while ignoring mechanical support and moisture storage. Option B highlights supporting power but omits nutrient availability and productivity. Options C and D address isolated physical functions rather than the complete set of properties.
- Subject
- Agriculture
- Category
- Forestry
- Topic
- —
- Difficulty
- medium
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