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Subject: Science |
Grade:
4 |
Block:
2005-
4S14 |
No.:
6 |
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| Complete - Student Response
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6.
| On steep slopes along the sides of new roads, highway department workers often grow plants to prevent the soil from being eroded. Describe two ways that these plants keep the soil from eroding. | |
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| 6.
| On steep slopes along the sides of new roads, highway department workers often grow plants to prevent the soil from being eroded. Describe two ways that these plants keep the soil from eroding. | |
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Scorer Comments: Both responses provide two descriptions of ways that plants prevent soil erosion.
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| Partial - Student Response
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6.
| On steep slopes along the sides of new roads, highway department workers often grow plants to prevent the soil from being eroded. Describe two ways that these plants keep the soil from eroding. | |
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| 6.
| On steep slopes along the sides of new roads, highway department workers often grow plants to prevent the soil from being eroded. Describe two ways that these plants keep the soil from eroding. | |
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Scorer Comments: Each response provides one description of ways that plants prevent soil erosion. The first response describes the blocking of soil movement; the second response describes the protection of the soil from precipitation.
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| Unsatisfactory/Incorrect - Student Response
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6.
| On steep slopes along the sides of new roads, highway department workers often grow plants to prevent the soil from being eroded. Describe two ways that these plants keep the soil from eroding. | |
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| 6.
| On steep slopes along the sides of new roads, highway department workers often grow plants to prevent the soil from being eroded. Describe two ways that these plants keep the soil from eroding. | |
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Scorer Comments: The responses provide plant processes or aspects of plants that are not related to soil erosion.
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