Understanding Soil: Functions and Components

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Questions and Answers

What type of soil has horizontal layering that decreases drainage in soil?

  • Columnar soil aggregates
  • Clay soil
  • Silt soil
  • Platy soil (correct)

Where is platy soil commonly found?

  • On mountain peaks
  • At the bottoms of lakes
  • In the soil of a dense forest (correct)
  • In desert regions

What distinguishes columnar soil aggregates from platy soil?

  • Red color instead of brown color
  • Vertical dimensions instead of horizontal layering (correct)
  • High organic content
  • Very loose structure

Why do farmers try to maintain good soil conditions for their crops?

<p>To enhance crop growth and yield (D)</p> Signup and view all the answers

Apart from food production, what other role does soil play in agriculture?

<p>Soil is important in fiber production (C)</p> Signup and view all the answers

Why is understanding the soil beneath a construction site important?

<p>To ensure the integrity of the structure (C)</p> Signup and view all the answers

Why were ancient Minoan homes commonly made out of clay soils?

<p>Clay soils compact well and hold shape effectively (C)</p> Signup and view all the answers

In which ecosystem is soil considered a fundamental piece for survival?

<p><strong>Forest ecosystem</strong> (B)</p> Signup and view all the answers

What effect does platy soil have on drainage?

<p>Decreases drainage rate (A)</p> Signup and view all the answers

How does columnar soil differ from platy soil in terms of drainage?

<p>Columnar soil provides the fastest drainage (D)</p> Signup and view all the answers

In which scenario is soil compaction most likely to occur?

<p>Within a dense forest (A)</p> Signup and view all the answers

Why do farmers aim to maintain good soil conditions for their crops?

<p>To support healthy plant growth (C)</p> Signup and view all the answers

How is soil used in construction?

<p>To enhance the structural integrity of buildings (D)</p> Signup and view all the answers

Which type of soil provides the slowest drainage?

<p>Clayey soil (C)</p> Signup and view all the answers

How do columnar aggregates differ from platy soil aggregates?

<p>Columnar aggregates have horizontal layering unlike platy aggregates (C)</p> Signup and view all the answers

'Platy' soil is characterized by which type of layering?

<p>'Horizontal' (B)</p> Signup and view all the answers

'Columnar' soil is known for having which type of dimensions?

<p>'Vertical' (D)</p> Signup and view all the answers

'Soil compaction' tends to result in what?

<p>'Decreased water flow' (D)</p> Signup and view all the answers

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