Importance of Soil in Ecosystems Quiz
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Questions and Answers

What is the pedosphere referred to as in the context provided?

  • The core layer of the biosphere
  • The deepest layer of the atmosphere
  • The center of the earth's significant ecosystems (correct)
  • The outer layer of the lithosphere
  • Which component of the Global Ecosystem filters harmful ultraviolet radiation and insulates the earth from extreme temperatures?

  • Atmosphere (correct)
  • Hydrosphere
  • Biosphere
  • Lithosphere
  • What is the primary function of soil besides crop production?

  • Supporting aquatic life in hydrospheres
  • Producing essential gases for the atmosphere
  • Creating a barrier against global warming
  • Contributing to environmental concerns and issues (correct)
  • What is the part of the earth where living organisms such as microorganisms, plants, animals, and humans are found known as?

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

    Which layer of Earth is composed of various types of rocks and serves as the parent material of soil?

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

    What does the text emphasize about soil dimensions and boundaries?

    <p>They are vital components of landscapes and terrestrial ecosystems</p> Signup and view all the answers

    What is the main function of soil according to the text?

    <p>To act as a medium for plant growth</p> Signup and view all the answers

    How does soil contribute to cultural heritage according to the text?

    <p>By preserving remnants of past civilizations and animal life</p> Signup and view all the answers

    Which function of soil involves providing living space for a large quantity of Earth's organisms?

    <p>Habitat and Living space</p> Signup and view all the answers

    Why is it important to study soils according to the text?

    <p>To learn how to conserve and utilize soils properly</p> Signup and view all the answers

    Which function of soil involves soil acting as a buffer, filter, and transformer of substances?

    <p>Ecological Regulator</p> Signup and view all the answers

    What role does soil have in the engineering function mentioned in the text?

    <p>Supporting infrastructure foundations like roads and dams</p> Signup and view all the answers

    What explains why Phosphorus (P) is generally the most limiting nutrient in soils?

    <p>Its presence in a small amount compared to other major components</p> Signup and view all the answers

    In the context of the pedosphere, what effect does accelerated decomposition of organic matter have on the atmosphere?

    <p>Causes abnormally high CO2 levels</p> Signup and view all the answers

    What is the pedosphere primarily responsible for in the global ecosystem?

    <p>Creation of soils and soil-forming processes</p> Signup and view all the answers

    Which element listed in the table is crucial for the formation of soil but is present in the smallest amount by weight?

    <p>Phosphorus (P)</p> Signup and view all the answers

    How does soil interact with the lithosphere and atmosphere according to the text?

    <p>As an active system influenced by forces exerted by climate and living organisms</p> Signup and view all the answers

    What role does the pedosphere play at the interface of different Earth systems?

    <p>Affects properties of other Earth systems like the biosphere, lithosphere, hydrosphere, and atmosphere</p> Signup and view all the answers

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