Practice Quality Of Irrigation Water (5) - Water Withdrawals, Uses, and Agricultural Irrigation

Practice: Quality of Irrigation Water

Lesson 5Water Withdrawals, Uses, and Agricultural Irrigation

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10 questions

Flashcard drill
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
4 questions · about 3 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What is salinity measured by?
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Think about the units used to measure electrical conductivity.
Question 2.
What does a high Sodium Adsorption Ratio (SAR) indicate?
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Recall what sodium does to soil structure.
3Question 3.
What does Electrical Conductivity measure?
- Soil pH
- Salinity
- Soil Temperature
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Recall what EC is used for in agricultural practices.
4Question 4.
True or False: High SAR is beneficial for crop growth.
- True
- False
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Think about the effects of sodium on soil health.
Question 5.
Evaluate the impact of specific ion toxicities on a given crop’s yield based on water quality data provided.
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Consult the tolerance charts for different crops which indicate how they respond to ion levels.
Question 6.
Formulate a comprehensive irrigation water management plan for a farm suffering from high sodicity.
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Think broadly about all potential strategies linked to soil health improvement.

6 more questions in this section. Enroll free to practise them all.