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44.2.1. Definition
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Mixed questions from across the chapter. Your answers get marked.
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3 cards from this lesson. Good the night before a test.
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- 1.
What is Irrigation Requirement?
Hint
Focus on what crops need.
- 2.
Name the components that account for Irrigation Requirement.
Hint
Think about the water inputs to crops.
- 3.
What is the formula for calculating Irrigation Requirement?
Hint
Think about what each letter stands for.
- 4.
Effective rainfall reduces the need for irrigation.
- True
- False
Hint
Consider how rainfall helps crops grow.
- 5.
A farmer has a CWR of 900 mm, receives 250 mm of effective rainfall, draws 80 mm from groundwater, and has 60 mm of soil moisture available. Calculate the Irrigation Requirement.
Hint
Use the IR formula to find the answer.
- 6.
Consider a crop that requires an IR of 350 mm. If a sudden storm provides 100 mm of effective rainfall, how much irrigation is now needed?
Hint
Subtract the effective rainfall from the initial IR.
Exercises
Total Questions
2
Estimated Time
4 min
Passing Score
70%
Instructions
- Read each question carefully
- You can use hints if you need help
- Complete all questions before submitting
4 more questions available
Enrol freeQuiz
Total Questions
2
Estimated Time
4 min
Passing Score
70%
Instructions
- Read each question carefully
- You can use hints if you need help
- Complete all questions before submitting
1 more question available
Enrol freeChallenge Problems
Total Questions
2
Estimated Time
4 min
Passing Score
70%
Instructions
- Read each question carefully
- You can use hints if you need help
- Complete all questions before submitting