Grade 9 Geography mid term Q.1 (i) Name one traditional method of irrigation still used in Pakistan. [1] (ii) Name one modern method of irrigation used in Pakistan. [1] (iii) Compare the advantages and disadvantages for small scale subsistence farmers of the two of methods of irrigation you just named in (i) and (ii) [6] (iv) Why is irrigation necessary for growing crops in many areas of Pakistan? [3] Q.2 The map, show the distribution of dams In Pakistan. (i) (ii) Describe the distribution of dams. [4] What are the natural factors that have favored the construction of dams and reservoirs in the places shown on the map? [6] (b) For the major dams and the small dams shown on the figure. (i) Compare the purposes for which the water is stored by the two types of dams. [6] (ii) With reference to examples, compare and explain the sizes of the areas served by the two types of dams. [4] (iii) Name in full the two institutions set up by the government to build the dams. [2] © State three problems caused by the storage of water in reservoirs and its use for agriculture. [3] Q.3 (i) In which year was the Indus water treaty signed? [1] (ii) Why was the water treaty necessary for Pakistan? [5] (b) (i) Large dams have been constructed for water storage. Name one. [1] (ii) Several reservoirs are suffering from silting. What is silting and how is it caused? [3] Iii Why Is silting a problem? (iv) [4] Name a link canal and explain its purpose. [3] Q.3 Study Fig.1 which shows canal water supply in Pakistan (i) (ii) In which year the water supply was highest? [1] How much higher was this than the supply in 2002? [1] © Why is there not enough water supply from canals to meet the needs of all users? [4] (d) Explain why waterlogging and salinity of soils causes problems to farmers. [6] (e) Water Pollution is a major problem in urban areas. With reference to examples, explain some of the causes of this pollution and why is it a major problem to the people who rely on this water supply. [6] Q. 4 Study fig 4 that shows an irrigation system. (i) (ii) (iii) (iv) Name the system shown in the fig. [1] Name an area of Pakistan where it is used. [1] Explain how this system provides water for agriculture in this area. Name a fruit crop grown in this area. [1] [4]