Understanding Landslides
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Questions and Answers

What makes steep-slope mountains especially vulnerable to landslide hazards?

  • Presence of bedrock
  • Dense population
  • Flat ground
  • Heavy rainfall (correct)

Why does a sinkhole form?

  • Presence of structures on steep-slope mountains
  • Water-soaked mass of rock and soil
  • Heavy rain causing rock slides
  • Dissolving of limestone bedrock by groundwater (correct)

What factor exacerbates landslides in sloping terrains?

  • Regular rain saturation (correct)
  • Groundwater erosion
  • Presence of plants with deep roots
  • Dense population

How are debris flow landslides triggered?

<p>Water-soaked mass of rock and soil sliding down slopes (D)</p> Signup and view all the answers

Why are structures on steep-slope mountains highly susceptible to landslides?

<p>Absence of plants and trees with deep roots (B)</p> Signup and view all the answers

What causes rock fall landslides to occur?

<p>Loosening of rock on the slope due to heavy rain (C)</p> Signup and view all the answers

What is another name for sinkholes according to the text?

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

How do sinkholes typically form based on the text?

<p>By water eroding soft minerals and rocks (C)</p> Signup and view all the answers

What happens if a sinkhole is clogged with clay as per the text?

<p>It forms a pond (D)</p> Signup and view all the answers

Which type of sinkhole develops suddenly and causes catastrophic damage?

<p>Cover Collapse Sinkhole (C)</p> Signup and view all the answers

In which areas does Dissolution Sinkhole mainly occur according to the text?

<p>Areas with exposed calcareous rock (A)</p> Signup and view all the answers

What can cause artificial sinkholes according to the text?

<p>Groundwater pumping and building activity (B)</p> Signup and view all the answers

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