True/False
Indicate whether the
statement is true or false.
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1.
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A fertile soil is not necessarily a productive soil.
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2.
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One of the functions of agricultural soils for plants is that the soil provides
air to the plants roots.
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3.
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Decaying plant matter does not add nutrients back to the soil.
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Multiple Choice
Identify the
choice that best completes the statement or answers the question.
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4.
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Which of the following is NOT an external factor that controls plant growth or
influences a crop’s potential?
a. | air | c. | nutrients | e. | photosynthesis | b. | water | d. | temperature |
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5.
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Which of the following is NOT considered a soil particle when referencing soil
particle size?
a. | clay | c. | silt | b. | sand | d. | organic matter |
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6.
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Which is NOT considered a Macronutrient when discussing plant nutrition?
a. | Nitrogen | d. | Phosphorus | g. | Magnesium | b. | Magnesium | e. | Manganese | c. | Calcium | f. | Potassium |
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Numeric Response
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7.
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On average, we say that a sample of soil is approximately _____% mineral
matter.
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Completion
Complete each
statement.
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8.
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Which soil particle is larger in size, sand or silt? _______________
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9.
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Which type of soil holds water better and longer, sandy-type soils or clay-type
soils?
____________________________ soils
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Short Answer
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10.
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Define
Humus:
____________________________________________________________________
____________________________________________________________________
____________________________________________________________________
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