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← HistoryWhich long-term agricultural consequence arose when poorly designed Inca terracing obstructed natural groundwater flow?
A)Soil salinization in the terraces✓
B)Increased susceptibility to potato blight
C)Altered nutrient ratios downstream
D)Enhanced leaching of volcanic soils
💡 Explanation
Soil salinization occurred because capillary action drew saline groundwater to the surface where it evaporated, leaving salt deposits. The mechanism is capillary action, therefore the correct response is A; rather than B/C/D which required different soil or plant conditions to appear.
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