OBJECTIVE FORESTRY

FORESTRY

SOIL SCIENCE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Rock particles of soil come in what three sizes.?
A
sand, silt, clay
B
humus, silt, bark
C
sand, texture, color
D
None of the above
Explanation: 

Detailed explanation-1: -The soil particles’ with the increasing order of their particle sizes can be shown as: Clay < Silt < Sand < Gravel < Rock.

Detailed explanation-2: -The particles that make up soil are categorized into three groups by size – sand, silt, and clay. Sand particles are the largest and clay particles the smallest. Most soils are a combination of the three. The relative percentages of sand, silt, and clay are what give soil its texture.

Detailed explanation-3: -There are three main categories of soil: sandy, clay or loam.

Detailed explanation-4: -Gravel: 2 to 64 mm. Sand: 0.05 to 2 mm. Silt: 0.002 to 0.05 mm. Clay: Less than 0.002 mm.

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