CIVILIZATION
SUMERIAN
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What clogged the irrigation canals?
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Humus
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Soil
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Silt
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None of the above
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Explanation:
Detailed explanation-1: -Siltation is most often caused by soil erosion or sediment spill.
Detailed explanation-2: -Silt accumulations can create navigational and other hazards, and can even divert a river from its original channel. The sediment carried by rivers can gradually fill in reservoirs, smother spawning beds, clog or damage water supply intakes and treatment plants, and foreclose recreational uses.
There is 1 question to complete.