soils
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Composition of soil | show 🗑
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| Mineral particles | show 🗑
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| Organic Matter | show 🗑
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| Air and water | show 🗑
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| Soil Characteristics | show 🗑
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| show | Sand largest coarsest particles. Feels gritty.
Silt are medium size. Feel soft and silky.
Clay particles smallest and smoothest particles. Fell sticky.
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| Sandy Soils | show 🗑
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| Silty Soils | show 🗑
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| Clay soils | show 🗑
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| show | Best type. Roughly the same amounts of sand silt and clay. It retains nutrients producing a very fertile soil.
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| show | Way soils are bound together into small clumps called peds. Crumb
platy
blocky
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| Crumb | show 🗑
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| Platy | show 🗑
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| show | Cube shapes fit tight together. Few pore spaces for roots and air to pass through.
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| show | A thick jelly like dark coloured substance
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| show | degree of acid or alkaline
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| Alkaline soils | show 🗑
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| Neutral soils | show 🗑
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Created by:
Daenasmith
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