Got Water?
Module 2
Lesson 3 -
Post Class Mini Test
Acknowledgement: Taken from "Living on
the Land 2001"
| 1. | T or F |
All domestic wells are permitted for irrigation
use.
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| 2. | T or F |
Plant roots present in the upper half of the
rooting zone extract the most moisture.
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| 3. |
Irrigation is affected by which of the following
characteristics or features a. Soil texture b. Soil depth c. Topography d. All of the above
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| 4. |
Soil texture affects a. Water-holding capacity b. Drainage c. Water infiltration d. All of the above
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| 5. | T or F |
Available water is the part of the water stored
in the soil that can be absorbed by plant roots fast enough to sustain
life.
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| 6. | T or F |
Field capacity is the maximum amount of water
the soil will hold when it is completely saturated but not allowed to
drain.
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| 7. |
What are three ways to determine when it is time
to irrigate 1. 2. 3.
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| 8. | T or F |
Salt affected soils are a very common problem in
the arid regions of the western United States.
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| 9. |
List five things (there are many) you should
consider before selecting an irrigation system. 1. 2. 3. 4. 5.
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| 10. | T or F |
The best method to determine uniformity of your
irrigation system is to walk through and observe your irrigated field.
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