soil in barbados
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From MYP unit – factors affecting the physical Environment of Barbados – Codrington School Piers Tainsh. Soil in Barbados. What is soil?. Watch the two animations at http://whs.moodledo.co.uk/file.php/1365/Ecosytems%20and%20Soil/What%20is%20Soil.swf

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PowerPoint Slideshow about ' Soil in Barbados' - lane-donaldson


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Presentation Transcript
what is soil
What is soil?
  • Watch the two animations at
  • http://whs.moodledo.co.uk/file.php/1365/Ecosytems%20and%20Soil/What%20is%20Soil.swf
  • http://www.montereyinstitute.org/courses/AP%20Environmental%20Science/course%20files/multimedia/lesson51/animations/4c_soil_profile.html

Task: Describe what soil is made from?

what is soil made of
What is soil made of
  • made up of a mixture of
  • organic material and minerals.
  • organic matter comes from
  • dead plants
  • the minerals come from the rocks underground.
  • These rocks are called bedrock.
  • Because the plants grow on top of the soil and the rocks are found underground, soil is made up of layers.
the soil profile
The Soil Profile
  • There are different sections
  • O and A – the organic layers made from broken up dead material to make humus
  • B – the topsoil a mix of humus and minerals broken down by weathering of rock
  • C – weathered parent rock
  • Below this is the rock.

Task: Draw a labeled diagram of a Soil Profile

how are soils different
How are soils different?
  • Their texture depends on the mix of clay, silt and sand in them.
other differences
Other differences
  • pH – acid or alkali
  • Water content –
  • Nutrient level
  • Organisms in it
slide11

Longer Answer Task

  • From looking at the maps of climate, vegetation and soils, describe any patterns that you see and try and explain them
slide12

I notice that places with tropical soil have rainforest biomes this is because of the tropical-wet temperature levels

so what should the soil of barbados be like if it was a zonal soil
So What Should the Soil of Barbados be like if it was a Zonal Soil?
  • What do you notice about this soil (a tropical latasol)
  • Annotate a copy of this photo to show the A, B and C horizons
soil in barbados is intrazonal
Soil in Barbados is Intrazonal
  • In this case it is not climate or vegetation that is so important in creating the type of soil it is the rock - LIMESTONE

Task:

Take a picture of a profile of Barbados soil. Import it onto a graphics package and annotate it with explanations. Upload it onto your Google map.

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