大象传媒

Biosphere

You should be able to explain and show understanding of the properties and formation processes of:

  • a Podzol soil
  • a Brown Earth soil
  • a Gley soil

You should be able to describe the main features and properties of Podzols, Brown Earths and Gleys, including, horizons, colour, texture, drainage, and associated vegetation.

You also need to be able to explain the main soil-forming processes for each, including processes such as podzolisation, gleying, organic and nutrient movement.

You must be able to draw a soil profile for each type of soil and annotate them fully 鈥 i.e. explain each feature beside the label on your diagram.

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