Watershed Management: Watershed management emphasises scientific soil and water conservation in order to increase the biomass production. Net irrigated area of Punjab and Haryana are irrigated through wells and tube wells. Surface Water Resources: There are four major sources of surface water. (iii) (iv) It is a low cost and eco-friendly technique for preserving every drop of water by guiding the rain water to bore well, pits and wells. Download Watershed Management Textbook by YVR Reddy from Agrotech Publications and Get Upto 34% OFF on MRP/Rental. The states like Chhattisgarh, Odisha and Kerala utilize only small proportion of ground water. Watershed management approaches are evolving throughout the country and are being used to solve tough problems. (d) The Godavari When was National Water Policy undertaken? Sometimes, these pollutants also seep down and pollute groundwater. How can you help in improving the quality of water in your locality? About 71% of the earth’s surface is covered with water but fresh water is about 3% of the total water resource. Importance: Water quality is strictly maintained. Question 22. Water used for washing vehicle can also be used for gardening. Answer: Which river basin of India has the highest percentage of replenishable utilization of groundwater resources? Answer: With the help of Panchayat Samitis, it also regulates the money It should be considered essential for soil and water conservation and forest management, which in the long run will enhance the prospect of self‐reliance of nations in terms of food, fibre and energy. By doing so, all the characteristics of each watershed can be evaluated to reflect the real, interconnected nature of Florida’s water resources. (d) Kerala Define watershed management. Answer: Approximately, 71 per cent of the earth’s surface is covered with it but only 3% of it is fresh water. Note:-These notes are according to the R09 Syllabus book of JNTU.In R13 and R15,8-units of R09 syllabus are combined into 5-units in R13 and R15 syllabus. (d) None of the above The Aliyar and Bhivani river water dispute between Tamil Nadu and Kerala. The villagers want to buy land from adjoining villages for developmental purposes. Water pollution is alteration of the physical, biological, chemical, and radiological integrity of water due to human activities, any unwanted contaminating property that renders a water supply unfit for its designated use. Question 19. Rooftop rain water is diverted and stored in them. Regular monitoring of water sources for quality. (CBSE 2015) The village transformed to a self reliant and sufficient village. Of the €200-million estimated budget for this sector, €100 million is for the pressurized irrigation projects and €100 million for the watershed management projects. Explain with answer. What can be possible impacts of consumption of contaminated/unclean water on the people? What are the emerging water problems facing India? (d) Cyclic Resource, Question 1. Given that precipitation is relatively high in the catchment areas of the Ganga, the Brahmaputra and the Barak rivers, these rivers, although account for only about one-third of the total area in the country, have 60 per cent of the total surface water resources. Watershed functions include capturing, storing and recharging groundwater, filtering out water pollutants, and secure release of rainwater to avoid floods during heavy rainfalls. Explain how Watershed management’ and ‘rainwater harvesting’ are the methods of efficient management and conservation of surface water resources in India. Question 10. Therefore, it helps in multi-cropping. 2. The Watershed Council A. Watershed Management Environment Improves By Watershed Management, A Rapid Means For Reviving Green Foliage On Wastelands. Following inter-state river water disputes are worth mentioning: Question 2. Watershed Academy Web, is the program's distance learning program. Usage: Underground water resources could be used in Northern India whereas in Gujarat, Maharashtra, West Bengal, it increases the concentration of arsenic, fluoride and salinity in the soil. Question 13. (b) Underground water is not always available. Modules vary in the time they take to complete, from ½ hour to two hours. After independence, demand for water had been increasing at an accelerated pace due to rapid growth of population, agricultural development, urbanization, industrialization, etc. (A.1.2010) The Krishna water dispute between Maharashtra, Karnataka and Andhra Pradesh. (a) Modern farming methods (c) 4,000 Watch live streams, get artist updates, buy tickets, and RSVP to shows with Bandsintown Find tour dates and live music events for all your favorite bands and artists in your city. Question 16. (a) The Indus, Question 1. Answer: Watershed management basically involves storage and recharge of groundwater through various methods … What are the four major problems in the development of water resources in India? The level of groundwater utilization is high in river basins relatively lying in north western region and in parts of south India. Watershed Academy Web, is the program's distance learning program. Through watershed management, one can implement plans, projects that sustain and enhance watershed functions. (b) Industries 2017) Name the two metropolitan cities which are the main polluters of river Ganga before it reaches Varanasi. Question 1. Tamil Nadu. In fact, over withdrawals in some states like Rajasthan and Maharashtra has increased fluoride concentration in groundwater, and this practice has led to increase in concentration of arsenic in parts of West Bengal and Bihar. The main objective of IWMP is to restore ecological balance by harnessing, conserving and developing degraded natural resources such as soil, vegetative cover and water. Groundwater resources in our country are about 432 cubic kms. Soil and water conservation practices are the primary step of watershed management program. Watershed management basically refers to efficient management and conservation of surface and groundwater resources with community participation. An Interdisciplinary Task. Question 4. (ii) Which sector accounts for most of the surface water withdrawals and why? This practice has increased salinity in the soil of Punjab and Haryana. What are the implications of using groundwater in drought-prone areas of Rajasthan, Gujarat, Maharashtra and Tamil Nadu? The National Water Policy was undertaken in 2002, to prioritized the ‘ water allocation in the different sectors in the following order: 48/ Social and Political Life Zila Parishad actually makes developmental plans at the district level. The availability of fresh water varies over space and time. Answer: Why there is a need to conserve water resources? Answer: The states like Kerala, Odisha and West Bengal have vast surface water resources in legumes and lake also. (b) The Brahmaputra (b) Karnataka Improvement in quality of water: Question 1. It is said that the water resources in India have been depleting very fast. Water, gets polluted by foreign matters such as micro-organisms, chemicals, industrial, domestic and other wastes. What percentage of world’s water resource does India have? Answer: Which sector (economic-activity) uses most of the surface and groundwater in India? Question 11. The tensions and disputes on sharing and control of this scare resource have become serious problems. Do you think it can play an important role in sustainable development? Answer: dceta.ncert@nic.in 011 2696 2580 NCERT, Sri Aurobindo Marg, New Delhi-110016 011 2696 2580 NCERT, Sri Aurobindo Marg, New Delhi-110016 2) What is watershed management? Answer: Watershed management has transformed this barren slope to a green meadow in just two years. through people’s participation. There is a great need for irrigation in India because: Question 5. India has only 4 per cent of the world’s water resources but has 16 per cent of world’s population. Pricing of water for households and communities should be considered more seriously. Answer: Question 8. Which one of the following south Indian states has the highest groundwater utilization (in per cent) of its total ground water potential? 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