OBJECTIVE FORESTRY

FORESTRY

SOIL SCIENCE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is the textural class of soil having 40 percent clay and 40 percent more silt?
A
Clay
B
Sandy Clay
C
Silty Clay
D
Silty Clay Loam
Explanation: 

Detailed explanation-1: -The black dot highlights a spot inside this area that would be classified as this type of soil. So loam, our best growing soil, would have a soil texture of 20% clay, 40% silt, and 40% sand.

Detailed explanation-2: -Loam (40% sand, 40% silt, 20% clay) is considered the best soil type for growing crops. It is said to be the most arable.

Detailed explanation-3: -For example, if a soil is 40% sand, 30% silt, and 30% clay, the texture is clay loam.

Detailed explanation-4: -For instance, a soil containing 40 percent sand, 20 percent clay, and 40 percent silt is called loam soil. The rela-tive amounts of sand, silt, and clay may also be determined in the field using the ribbon method. Five textural classes may be determined using this method.

There is 1 question to complete.