GENERAL KNOWLEDGE

GK

WORLD GEOGRAPHY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The horizontal of soil profile is composed of
A
weathered parent material that is not affected by translocation and organic modification
B
material affected by translocation & organic modification
C
unweathered bedrock
D
None of the above
Explanation: 

Detailed explanation-1: -A soil horizon makes up a distinct layer of soil. The horizon runs roughly parallel to the soil surface and has different properties and characteristics than the adjacent layers above and below. The soil profile is a vertical section of the soil that depicts all of its horizons.

Detailed explanation-2: -Most important for plant growth, the A and B horizons are the top two layers of the soil. The A horizon is where there is most soil life and is sometimes called topsoil. Depending on the soil, the A horizon can be further divided into A1, A2 or Ao (organic).

Detailed explanation-3: -What is Soil Profile? The soil is the topmost layer of the earth’s crust mainly composed of organic minerals and rock particles that support life. A soil profile is a vertical cross-section of the soil, made of layers running parallel to the surface. These layers are known as soil horizons.

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