1- what would a soil that contains 20% sand, 70% silt, and 10% clay be classifie
ID: 118758 • Letter: 1
Question
1- what would a soil that contains 20% sand, 70% silt, and 10% clay be classified as?
2- what would a soil that contains 60% sand, 10% silt, and 30% clay be classified as?
3- The yellow arrow is pointing towards a soil in the clay loam class. Using the soil texture diagram, indicate the percentage of sand, silt, and clay that the arrow is pointing towards in the clay loam class.
4-
A soil’s pH in terms of acidity or alkalinity, are important to plant growth. Plants thrive in a pH that lies somewhere between 4 and 10. The lower the pH value, the __________ the acidity in the soil. Soils that have this type of acidity level are common in __________regions.
lower; arid (desert like)
higher; humid
higher; arid (desert-like)
lower, humid
A.lower; arid (desert like)
B.higher; humid
C.higher; arid (desert-like)
D.lower, humid
100 80 70 Clay 60 PA Sandy 40 Sity clay / loam 30 Sandy clay loam 20 Loam 10 Sit -Pereert sandExplanation / Answer
1) The soil having 20% sand, 70% silt, and 10% clay be classified as Silty loam. (From diagram)
2) The soil having 60% sand, 10% silt, and 30% clay be classified as Sandy Clay loam. (From Diagram)
3) The composition will be, 30% Clay, 30% Sand and 40% Silt.
4) higher; humid
The arid regions usually have alkaline soils so the region is humid and as the pH value lowers the acidity increases.
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