Plant Growth Experiment: Sandstone vs Sand
15 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the main process that breaks down rocks into smaller particles and forms soil?

  • Weathering (correct)
  • Humus formation
  • Gravity
  • Erosion

    • Which of the following natural processes can cause sandstone to become sand?

  • Erosion by wind
  • Erosion by water
  • Expansion of ice in cracks
  • All of the above (correct)

    • What is the role of humus in soil formation?

  • Humus is a type of erosion that forms soil
  • Humus is the organic material in soil that helps plants grow (correct)
  • Humus is a type of rock that forms soil
  • Humus helps break down rocks into smaller particles

    • Which of the following can cause erosion of soil?

    <p>All of the above</p> Signup and view all the answers

    How does the presence of plant roots affect the weathering of rocks?

    <p>Plant roots help break down rocks into smaller particles</p> Signup and view all the answers

    Which of the following is the primary cause of rock weathering?

    <p>Wind and moving water</p> Signup and view all the answers

    What is humus?

    <p>Decayed organic matter in soil</p> Signup and view all the answers

    Which of the following soil types can hold the most water?

    <p>Soil with a high clay content</p> Signup and view all the answers

    What is the sequence of events in the erosion process?

    <p>Weathering, erosion, deposition</p> Signup and view all the answers

    What can be inferred about the relationship between topsoil and humus content?

    <p>Topsoil contains more humus than subsoil</p> Signup and view all the answers

    What is the primary force that causes erosion according to the text?

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

    What is the main component of humus found in soil?

    <p>Decayed plants</p> Signup and view all the answers

    Which layer of soil contains the least amount of humus according to the text?

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

    How do plant roots contribute to the weathering of rocks according to the text?

    <p>Plant roots grow into cracks in rocks and force them to split</p> Signup and view all the answers

    What is the primary process by which materials are deposited to form soil layers according to the text?

    <p>Wind and water transport</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser