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Soil and Fossil

  • Soil Types
    • Soil is a mixture of rock particles and humus.
    • Soil → Rock particle + Humus
    • Living organisms such as microbes, earthworm, and plant roots are found in soil.
  • Classification of soil
    • Sandy soil
    • Sand particles are large that cannot fit together.
    • Larger spaces are present between particles.
    • It is light, well aerated, and dry.
    • Clayey soil
    • Clay particles are smaller and tightly packed together.
    • It has little space for air and can hold water between particles.
    • Loamy soil
    • It is the best top soil for the growth of plants.
    • It is the m…

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