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SS1: AGRICULTURAL SCIENCE - 2ND TERM

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  1. Agro-Allied Industries and Relationship between Agriculture and Industry | Week 1
    2 Topics
    |
    1 Quiz
  2. Environmental Factors Affecting Agricultural Production | Week 2
    5 Topics
    |
    1 Quiz
  3. Rock Formation | Week 3
    6 Topics
    |
    1 Quiz
  4. Soil Formation and Profile Development | Week 4
    3 Topics
    |
    1 Quiz
  5. Types, Composition and Properties of Soil | Week 5
    10 Topics
    |
    1 Quiz
  6. Simple Farm Tools: Uses and Maintenance | Week 6
    2 Topics
    |
    1 Quiz
  7. Farm Machines and Implements | Week 7
    6 Topics
    |
    1 Quiz

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Topic Content:

  • Meaning of Soil Profile Development

What is Soil Profile?

Soil profile is the vertical section of the soil, showing a series of horizontal layers of different types of soil. These horizontal layers are called horizons.

soil profile
Soil profile

The first thing that is noticed in a soil profile is soil colour. The horizons show different colours, for example, the topsoil may be dark, followed by brown below. The next feature which can be noticed is the texture structure and constituents. 

Horizons of Soil Profile:

The four major horizons of soil profile are:

 

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carrie
carrie
13/11/2025 7:46 PM

I love science

Last edited 21 days ago by carrie
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