Practice Land Grading (51.5.1.b) - Drainage of Irrigated Lands

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8 questions

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2 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
2 questions · about 1 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What is land grading?
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Think about how the surface of the land is altered.
Question 2.
Why is it important to prevent waterlogging?
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Consider what happens to roots when they are oversaturated.
3Question 3.
What is the main purpose of land grading?
- Improve aesthetic appeal
- Enhance drainage
- Increase soil acidity
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Think about what grading does to the surface of the land.
4Question 4.
True or False: Land grading can prevent waterlogging.
- True
- False
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Consider the outcomes of improving drainage.
Question 5.
Propose an innovative land grading strategy for a farm facing waterlogging during heavy rains.
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Consider how contours shape land to manage water flow.
Question 6.
Evaluate the environmental trade-offs involved in intensive land grading.
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Think about short-term gains versus long-term sustainability.

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