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- Subject
- Water Managementagriculture-mcqs › water-management
- Published
- 29 Mar 2019
- Last updated
- 28 May 2026
Explanation
When stone pitching is used to safeguard a sloping riverbank against erosion, the protective layer is often extended past the toe into the riverbed. This extension is known as the launching apron, which helps prevent scour at the base of the slope.
More Water Management MCQs
Practice related questions from the same subject.
- 1.What does the abbreviation TDAP represent?
- 2.What is the average yearly rainfall in Sargodha?
- 3.How does the coefficient of discharge typically compare to the coefficient of velocity?
- 4.Which type of crops enhance soil nitrogen levels, thereby improving soil fertility?
- 5.What term describes the loss of irrigation water caused by seepage that does not contribute to the underground water table?
- 6.What is the term for the force that causes different substances to stick together when their surfaces come into contact?
- 7.What term is used to describe the elevation above or below sea level, often referred to as the zero or reference level?
- 8.Severe harm to crops typically happens when the capillary meniscus attains the permanent wilting point, which is referred to as _______________?