Practice Depth And Spacing (51.5.2.a.i) - Drainage of Irrigated Lands

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10 questions

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4 cards from this section. Quick, good the night before a test.
Exercise
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Quiz
4 questions · about 3 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What is the recommended depth range for drainage pipes?
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Refer to the depth section discussed.
Question 2.
Name one type of material used for drainage pipes.
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Think of common materials mentioned.
3Question 3.
What is the recommended depth for subsurface drains?
- 1.0-1.5 meters
- 1.2-2.0 meters
- 2.5-3.0 meters
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Remember the depth range discussed.
4Question 4.
True or False: Wider spacing of drainage pipes is always better.
- True
- False
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Consider the soil characteristics discussed.
Question 5.
Design a subsurface drainage system for a mixed soil field, detailing how depth and spacing would differ in sandy areas compared to clay areas.
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Use contrast in soil types to justify your design.
Question 6.
Discuss the potential consequences of improperly designed drainage systems in agricultural fields.
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Think about both short-term crop effects and long-term soil health.

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