Earth Science: Soil (mglicc)

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Author:
mglicc
ID:
56017
Filename:
Earth Science: Soil (mglicc)
Updated:
2010-12-16 18:31:05
Tags:
earth science soil
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Description:
Questions on the soil packet
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  1. __________ is life bearing while __________ is barren.

    A) dirt, desert
    B) soil, dirt
    C) soil, bedrock
    D) dirt, soil
    B) soil dirt
    (this multiple choice question has been scrambled)
  2. Another word/phrase used to describe bedrock is ___________.
    parent material
  3. What allows soil to support various forms of plant and animal life?
    The nutrients it contains
  4. ______ is a combination of particles of rocks, minerals, and organic matter produced through __________ processes.
    soil, weathering
  5. The following are the steps for Soil formation. Fill in the blanks.

    1. Bedrock begins to disintegrate

    2. ________ materials facilitate disintegration

    3. ____________ form.

    4. Developed soil supports thick ___________.
    Organic, horizons, vegitation
  6. Which soil horizon layer is the subsoil, and completes a basic mature soil.

    A) A horizon
    B) B horizon
    C) C horizon
    D) O horizon
    A) A horizon
    (this multiple choice question has been scrambled)
  7. Why does Horizon B contain the nutrients in soil?
    Because rain causes the nutrients found in the A Horizon to leach down into the B Horizon
  8. Any mature soil must have a ________.
    subsoil
  9. Which horizon contains the nutrients needed for some deep root plants?
    The B horizon
  10. Which horizon contains the organic material in soil?
    Horizon A
  11. Another word for horizon A is _______.
    Topsoil
  12. As more organic matter and minerals are added to soil it starts to form ______.
    layers
  13. The carbonation of Limestone is a weathering process that occurs in which soil horizon

    A) O horizon
    B) C horizon
    C) A horizon
    D) B horizon
    B) C horizon
    (this multiple choice question has been scrambled)
  14. In step 2 of the soil formation process, After the partly weathered parent material starts to gather organic matter, what happens to the parent material?
    It moves downward
  15. What type of soil would suppor a forest of 15-30 foot pine trees?

    A) Mature soil
    B) Immature soil
    B) Immature soil
  16. Large trees are supported by which kind of soil?

    A) Mature soil
    B) Immature soil
    A) Mature soil
  17. Which horizon is the top layer of soil and is dominated by organic matter, and leaf and stem litter?

    A) A horizon
    B) B horizon
    C) C horizon
    D) O horizon
    D) O horizon
    (this multiple choice question has been scrambled)
  18. Which horizon layer is the zone of accumulation of organic matter and nutrients?

    A) C horizon
    B) A horizon
    C) B horizon
    D) O horizon
    B) A horizon
    (this multiple choice question has been scrambled)
  19. Which horizon layer is the zone of illuvation (accumulation of clays)

    A) B horizon
    B) O horizon
    C) A horizon
    D) C horizon
    A) B horizon
    (this multiple choice question has been scrambled)
  20. Generally, _______ areas tend to have very deep fertile soil since the ____________ will not wash the soil away
    flat, rain water
  21. What kind of soild is promoted by flat land?

    A) Good
    B) Bad
    A) Good
  22. If the soil is native to the area it formed, what relationship is it most likely to have with the parent rock?

    A) The fact that they are both acidic
    B) A dynamic equilibrium
    C) Chemical weathering
    D) A matching physical composition
    E) A matching chemical composition
    E) A matching chemical compostion
    (this multiple choice question has been scrambled)

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