SOIL TEST: Rocks & Weathering, How Soil Forms & Soil Conservation
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| show | abrasion
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| Ice wedging causes mechanical weathering of rock by means of _____ and thawing of water. | show 🗑
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| show | type
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| show | bedrock
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| Soil that is rich in humus has high _____. | show 🗑
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| When earthworms add their wastes to the soil, then die and decay in the soil, they are contributing to the formation of _____. | show 🗑
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| show | decomposer
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| show | living
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| How long did it take for the thick, fertile soil of the North American prairies to develop? _____ of years (CHOICES: several, dozens, hundreds, thousands) | show 🗑
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| show | erosion
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| Plowing removed the grass from the Great Plains and exposed the soil. What effect did this have when drought struck the Great Plains in the 1930s? It helped to cause the "_____ Bowl". | show 🗑
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| show | earthworm
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| show | permeable
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| In soil horizon letter ____, you would find loam that is rich in humus. | show 🗑
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| The _____, or particle size, of soil determines how much air and water the soil can hold. | show 🗑
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| In a cross-section of soil, horizon letter ____ consists of clay, minerals, and little humus. | show 🗑
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| The process that breaks down rock and other substances at Earth's surface is called _____. | show 🗑
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| The loose material on Earth's surface that contains weathered rock particles and humus is called _____. | show 🗑
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| show | litter
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| show | subsoil
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| show | topsoil
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| _____ is the solid layer of rock beneath the soil. | show 🗑
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| The fertility of soil is a measure of how well the soil supports the growth of _____. | show 🗑
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| In a soil testing jar like yours in class, the top layer beneath the water is made of the sediment _____. | show 🗑
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| show | silt
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| Using a soil texture triangle in your journal, what type of soil would have 10% sand, 80% clay and 10% silt? | show 🗑
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| show | loam
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| show | humus
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| show | abrasion
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| show | humus
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
PRO Teacher
mrsgilbert