Soil Management Importance Quiz
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Questions and Answers

What makes up 50% of the composition of soil?

  • Air
  • Mineral matter
  • Water
  • Pore space (correct)
  • Which component of soil supplies nitrogen and other nutrients to plants?

  • Air
  • Water
  • Organic matter (correct)
  • Mineral matter
  • What is a characteristic of deep soils that contributes to unrestricted plant growth?

  • Restricted root growth
  • Limited crop use
  • Hard to cultivate
  • Easier to cultivate (correct)
  • What does high organic matter content in soil often lead to?

    <p>Increased leaching</p> Signup and view all the answers

    What does shallow soil typically lead to in terms of plant growth?

    <p>Increased lodging</p> Signup and view all the answers

    What is one limitation caused by erosion as mentioned in the text?

    <p>Raising the water table</p> Signup and view all the answers

    What is the composition of the subsoil layer?

    <p>Composed almost entirely of minerals</p> Signup and view all the answers

    What type of rock can be classified as Residual Igneous in terms of soil formation?

    <p>Granitic</p> Signup and view all the answers

    Which factor influences soil formation by physical weathering?

    <p>Heating, cooling, freezing, and thawing</p> Signup and view all the answers

    How do hillsides affect soil formation?

    <p>Erode easily causing thin top soils</p> Signup and view all the answers

    What is the significance of the cover of vegetation and organisms in soil formation?

    <p>Affects decomposition processes</p> Signup and view all the answers

    Which type of rock can be classified as Metamorphic in terms of soil formation?

    <p>Quartzite</p> Signup and view all the answers

    What is the term used to describe the smallest soil particles?

    <p>Clay</p> Signup and view all the answers

    Which term refers to a soil classification indicating the most intensive but safe land use?

    <p>Capability Class</p> Signup and view all the answers

    What is the term used for the layer of unconsolidated material from which soil develops?

    <p>Parent Material</p> Signup and view all the answers

    Which term refers to the horizon that consists of desirable proportions of plant nutrients and living organisms near the surface?

    <p>Topsoil</p> Signup and view all the answers

    What term is used for soils transported by streams?

    <p>Alluvial Deposit</p> Signup and view all the answers

    Which term describes the smallest soil particle size?

    <p>&lt;=0.002mm</p> Signup and view all the answers

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