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Ans: Seasonal Canals: Rivers which only flow during the monsoon season or summer season are called seasonal rivers. When snow melts in mountainous regions.the increased water level in rivers releases water in these canals. In winter season, these rivers are not functional. The Bahawal and Qaimpur canals emerging from Islam Barrage located on River Sutlej … Read more
Ans: Perennial Canals: These canals provide water throughout the year for irrigational purposes. Upper Chenab, Lower Chenab, Upper Jhelum, Lower Jhelum and Lower Bari Doab are important perennial canals. Related Questions: Who was appointed as the first civil martial law administrator of Pakistan? Q28. Explain the economic value, and reserves of Oil Refineries in Pakistan. … Read more
Ans:System of Irrigation: Pakistan has a vast and strong system of canals. This system comprises big and small dams, barrages, irrigational and link canals. Related Questions: Who was appointed as the first civil martial law administrator of Pakistan? Q28. Explain the economic value, and reserves of Oil Refineries in Pakistan. Q29. Enlist the years of … Read more
Ans: Springs: the most important source of water in An underground water source, which emerges naturally above the surface of land is called a spring. In the mountainous areas in Northern Pakistan, there are countless such springs. They are the most important source of water there. These springs fulfill a small part of the water … Read more
Ans: Wells: Wells are the most ancient method of obtaining underground water. In Pakistan, the areas where canals are not found, wells are dug. Persian wheels are placed on these wells and water is then transported to fields Wells are not very deep. During monsoon season the water level rises in the wells due to … Read more
Ans: Karez: Below the surface of land, small canals or covered water courses are dug which are called Karez. Underground canals in Balochistan are used for irrigation. Water is collected in underground canals in the mountain valleys. This water is then transported to the land to be cultivated so as to prevent water loss through … Read more
Ans: Uses of Tube Wells: To compensate for the scarcity of water from canals, tube wells are used to obtain water from below the ground. There are nearly 1:2 million tube wells (working) in the country. Water is obtained from a depth of hundreds of feet below the ground with the help of electric motors … Read more
Ans: Rain as a natural source of water: Rain is a natural source of water. Water from rainfall on mountains and melting glaciers gathers in rivulets and keeps them flowing throughout the year. Arid areas and their production is more dependent on rain than canal irrigated areas. Tarbela and Mangla are important irrigational dams in … Read more
Ans: Role of Canals: In Pakistan, 80% of agricultural land is dependent upon canal water. Most of Pakistan’s canals are found in Punjab. This canal system is composed of big and small dams, barrages and link canals. Most of these canals are perennial which flow throughout the year. Other canals are seasonal, which flow only … Read more
Ans: Sources of Irrigation: Pakistan is located in that region of monsoon climate where there is less rainfall. In Pakistan agricultural development depends upon resources of irrigation. The most important resources of irrigation are canals. Other resources include tube wells, Karez, wells and springs etc Related Questions: Who was appointed as the first civil martial … Read more