Respuesta :

djkelz

not sure...it's horizon A

Answer:

  • Dark layer of soil:

"The top layer of the soil represents the dead organism and plants, top soil,  the decomposed materials are used to retained the water."

Explanation:

  • Analyses of soil layers:

The topsoil represents the humus, which represents the top most soil layer.The layer is contains the decomposed materials in it which enhances the soil ability to retain water inside it. Along with that it also increases the ability of the plant to grow more plants in it.

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