SOIL

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SOIL
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What is soil

• Soil is a complex mixture of inorganic minerals,
  decaying organic matter, water, air, and living
  organisms

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How is soil produced?

• Produced by a process called weathering, which
  breaks down rocks via erosion and decomposition

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Layers of Soil

• Topsoil uppermost layer that consists of twigs,
  leaves, insects, etc
• Subsoil consists of rock particles and minerals
• Weather Rock made of bits of rock broken
  (bedrock)

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How Does Soil Differ?

• Differs according to mineral content, pH, organic
  content, etc.
• Differs according to location or biome that it is
  found in.

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BIOME
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What is a biome?

• Large geographic area that has a particular
  climate, native animals and plants, etc
• Either terrestrial or aquatic

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Terrestrial Biomes

• Tropical Rain Forest
• Grassland (prairies)
• Tundra
• Savanna
• Desert
• Coniferous Forest (or Taiga)
• Deciduous Biome (our biome)

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Aquatic Biomes

• Freshwater (lakes, ponds, streams, etc)
• Marine (oceans)

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10 Law

• Used to determine how much energy is present in
  different trophic levels of a food chain

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Where are the biomes located??

• You will be given a blank map of the world and
  different locations for each biome. Color code
  each biome to its corresponding location- hand it
  at the end of the period.