Neco Model Questions Vol1 2025 Agricultural Science Question 2

Practice essay / theory question 2 from the 2025 Neco Model Questions Vol1 Agricultural Science examination. This question covers Soil Texture, Soil Physics .

Neco Model Questions Vol1 2025 Agricultural Science Essay / Theory

Topics: Soil Texture Soil Physics

Question 2 NECO_MODEL_QUESTIONS_VOL1 • 2025 • AGRICULTURAL_SCIENCE • essay

A soil laboratory is set up to determine the texture of a field soil sample using the sedimentation (hydrometer) method. The diagram shows the practical arrangement.

Question Parts

( a )

Identify each apparatus shown in the diagram and state its purpose.

( b )

Explain the principle behind the sedimentation method for soil texture determination.

( c )

Using the measurements indicated in the diagram, calculate the percentage by volume of sand, silt and clay in the soil sample. Show all steps.

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About This Question

This is Neco Model Questions Vol1 2025 Agricultural Science Question 2. It is one of the essay questions from the 2025 Neco Model Questions Vol1 Agricultural Science examination.

The question covers Soil Texture, Soil Physics .

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