Jawaharlal Nehru Technological University Hyderabad
Jawaharlal Nehru Technological University Hyderabad B.Tech IV WATERSHED MANAGEMENT Previous Question Paper (November/December - 2018 - R15)
Part A is compulsory. Answer all questions in Part A. Part B consists of 5 Units. Answer any one full question from each unit.
Part A
Describe the objectives of Watershed Management.
Answer
The primary objectives are to conserve soil and water resources, mitigate floods and droughts, enhance agricultural productivity, and improve the socioeconomic conditions of the watershed community through sustainable natural resource utilization.
List out the characteristics of a watershed.
Answer
Key characteristics include: 1) Size and shape, which influence runoff patterns; 2) Topography and slope, affecting drainage and erosion potential; 3) Soil type and land use, determining infiltration rates; and 4) Hydrological features like drainage density and stream order.
Explain the administrative requirements of a watershed.
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Describe Weibull method.
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Draw and explain rock fill dam.
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Describe the effects of erosion on land fertility and land capability.
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Distinguish roof water and catchment harvesting.
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What are the functions of check dams towards the water harvesting?
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Describe land use and land capability classification.
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Discuss the social forestry and afforestation.
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Part B
Briefly explain the concept and principles of watershed management system.
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What is integrated watershed management approach?
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Explain briefly evaluation of watershed development in India.
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What is watershed management? Do you think it can play an important role in sustainable development? Discuss.
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Write short notes on the following:
Watershed delineation
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Flood frequency analysis.
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What are the important characteristics need to be identified for management and planning of watershed?
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Briefly explain the classification of soil erosion.
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Discuss the factors affecting and causes of soil erosion.
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Discuss in detail about Erosion control methods: contour techniques, furrowing, ploughing, rock fill dams.
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Describe universal soil loss equation.
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What is rain water harvesting? Briefly explain types of harvesting.
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Explain with sketches, how water in a watershed harvested by adopting engineering techniques.
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Explain minimum three techniques of indigenous water harvesting in India.
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Describe with proper illustrations, the different methods for the storage of water in the soil?
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Discuss the reclamation of saline and alkaline soils.
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Explain the functions and design principles of grassed waterway.
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What do you understand by biological or vegetative measures in a watershed? Describe two such important measures.
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