Soil Erosion and Alluvial Soil Quiz
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Questions and Answers

Why is Khadar more fertile than Bhangar in the context of alluvial soil?

  • Bhangar has a higher clay content
  • Bhangar has a higher water retention capacity
  • Khadar soil has more organic matter (correct)
  • Khadar has a higher sand content

    • How does running water erode soil?

  • By reducing erosion rate
  • By washing away the topsoil layer (correct)
  • By depositing more soil
  • By increasing soil fertility

    • Why is red soil ideal for dry farming?

  • Red soil is well-drained (correct)
  • Red soil has high organic matter content
  • Red soil retains more water
  • Red soil is low in nutrients

    • How is alluvial soil formed?

    <p>By deposition of sediments by rivers</p> Signup and view all the answers

    Why is laterite soil red in color?

    <p>Due to high iron oxide content</p> Signup and view all the answers

    In-situ soil is also known as ______.

    <p>unmoved soil</p> Signup and view all the answers

    Leaching refers to the process of nutrient ______ in the soil.

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

    Soil erosion by running water occurs when the water carries away ______ from the land.

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

    One measure to conserve soil in hilly areas is the construction of ______ to slow down water flow.

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

    Alluvial soil is formed by the ______ of sediments carried by rivers.

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

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