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O-LevelPakistan StudiesThe environment of Pakistan2059/20 · Oct/Nov 2015 · Q125 Marks

Study Fig. 1, a map showing the major rivers of Pakistan. [Figure 1.0] Study Photographs A and B (Insert), which show typical scenes of deforestation. Pakistan is rapidly losing its trees. Over the period 2000–2007 the country's forests decreased at a rate of 2.2% per year, the ninth highest rate among the world's nations.

  1. (a)(i)Describe two ways in which water supplies can be polluted.[2]
  2. (a)(ii)For one of these ways explain how the problem caused by pollution can be solved.[2]
  3. (b)(i)Locate the following two dams on the map: • Warsak (W); • Diamir Bhasha (under construction) (D). This dam is 150 km downstream of Gilgit. Mark their positions using the appropriate symbol from the key and label each with the correct letter.[2]
  4. (b)(ii)What are the advantages of building a dam at the Diamir Bhasha site?[4]
  5. (b)(iii)Read the following article about the proposal to build a new dam, the Kalabagh, on the River Indus at the point indicated on the map, Fig. 1. Kalabagh Dam – A Controversial Issue Punjab wants the Kalabagh Dam to be built, but there is opposition to the project from a section of the population in Sindh, Khyber Pakhtunkhwa and Balochistan. Those who are opposed to the dam argue that it might be beneficial for Punjab and harmful for the other provinces. The Kalabagh Dam issue is difficult to resolve at this stage. Describe the disputes over water availability and use which can arise from proposals to build dams at sites such as this.[4]
  6. (c)(i)State one use of timber from forests that have been cut down.[1]
  7. (c)(ii)Using the photographs and your own knowledge, describe the effects of deforestation on the natural environment.[4]
  8. (d)What actions can be taken to reduce deforestation? To what extent are these actions possible in Pakistan?[6]

This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.

Mark scheme

Marking points from the official mark scheme (Oct/Nov 2015). The mark or mark type is shown in brackets.

  1. [2] Sewage discharged into rivers
  2. [2] Domestic waste thrown in rivers
  3. [2] Pesticides/fertilisers runoff from agricultural fields in groundwater/rivers/eutrophication
  4. [2] Industrial waste/chemicals/toxic waste/metals/ waste from ships discharged into rivers
  5. [2] Leakage of oil from ships
  6. [0] 'Sea'/'ocean' = 0
  7. [2] Investment in sewerage systems/ infrastructure/treatment of sewage
  8. [2] Improve sanitation facilities in poor quality housing/slums/squatter settlements /katchi abadis
  9. [2] Improve/more regular domestic refuse collection
  10. [2] Treatment of/improving disposal of industrial waste
  11. [2] Open up roads into squatter settlements to allow refuse lorries
  12. [2] Alternatives to chemical fertilisers/pesticides 'Reduce' = 0
  13. [2] Organic farming
  14. [2] Fines for industrial polluters
  15. [2] More investment by industries to prevent pollution incidents
  16. [2] Maintenance of ship/checking for leaks in ship
  17. [max 1] If not clearly linked to candidate answer/different answer to (i) then max 1
  18. [1 + 1 mark] W On R. Kabul between confluence with R.Swat and Afghan border RED OVERLAY SHOWS TOLERANCE
  19. [1 + 1 mark] D On R. Indus GREEN OVERLAY SHOWS TOLERANCE
  20. [1 + 1 mark] Credit any indication of correct location on map within tolerated regions
  21. [4] HEP
  22. [4] Electrification of/supplies electricity to the region/for local industries
  23. [4] Only floods agriculturally barren land/small amount agricultural land flooded
  24. [4] Will extend life of Tarbela Dam
  25. [4] Controls/reduces/prevents flooding [downstream]
  26. [4] For irrigation
  27. [4] Drinking water/water supply for industries
  28. [4] New transport infrastructure/development in region
  29. [4] Possibility of tourism/watersports
  30. [4] Possibility of freshwater fishing
  31. [4] Provides employment in named sector /for local people
  32. [0] Location factor e.g. narrow/steep-sided valley/high speed of water/high precipitation/large amount of meltwater from glaciers ‘Flow' = 0
  33. [4] One province receives greater share of water/unequal division of water
  34. [4] Dam in Punjab/one province but much of flooded area in Khyber Pakhtunkhwa/another province
  35. [4] Loss of water supply downstream/to Sindh for agriculture
  36. [4] Risk of flooding downstream by release of water/opening dam
  37. [4] Less silt deposited on floodplains of lower course/lower Indus
  38. [4] Evaporation of lower course/lower Indus
  39. [4] [Indus] delta/coastal area [of Sindh] less fresh water/water more saline
  40. [4] Disturbance to ecosystem/mangrove forests/fishing
  41. [4] NB: not limited to Kalabagh case study
  42. [0] 'Loss of land'/'evacuation' = 0
  43. [1] Construction/buildings
  44. [1] Furniture
  45. [1] Sports goods
  46. [1] Chipboard/hardboard/plywood
  47. [1] Paper
  48. [1] Boxes
  49. [1] Matches
  50. [1] Fuel/firewood/charcoal
  51. [1] Veneer
  52. USE LIST RULE
  53. [4] Soil washed into rivers
  54. [4] Siltation of rivers
  55. [4] Soil blown away
  56. [4] Increased surface run off / risk of flooding
  57. [4] Loss of forest habitat/mangroves/ecosystem
  58. [4] Loss of species/extinction
  59. [4] Air pollution from burning
  60. [4] Less take up of CO2 / increase in global warming/climate change
  61. [4] Soil eroded / coarse layers of soil/bare rock/infertile soil left behind / gullying / landslides
  62. [4] Less transpiration/rainfall
  63. [4] Decrease in humus formation
  64. [4] Loss of scenic beauty/visual pollution
  65. [6] Levels marked
  66. [6] Level 3 (5-6 marks) Developed points explaining both views (possible and not possible). Evaluation giving clear support to one view, with developed points describing actions (5), and with at least one reference to an appropriate example (6)
  67. [6] Level 2 (3-4 marks) Developed point explaining one view or describing actions (3), developed points explaining both views (or either view) or explaining one view and describing actions or describing actions only (4). No evaluation.
  68. [6] Level 1 (1-2 marks) Simple point addressing one view or describing actions (1), simple points addressing both views or one view and describing actions or describing actions only (2).
  69. [6] Indicative content (development of points in parentheses)
  70. [6] Actions
  71. [6] Government protection of forest areas/national parks/reserves
  72. [6] Sustainable forestry (selective cutting/helilogging/horse logging)
  73. [6] Planting trees/afforestation/reafforestation (of fast growing trees/replacement forests planted where areas cleared for housing/industry/roads)
  74. [6] Plantation (of commercial/irrigated forests/forests for firewood/planting on roadsides and open spaces/fruit/nut trees)
  75. [6] Improve distribution of alternative fuel sources to avoid need for fuelwood (e.g. natural gas/CNG to mountainous or remote areas)
  76. [6] Government action on illegal logging
  77. [6] Restrict logging (quotas/licences)
  78. [6] Education/awareness programmes
  79. [6] Possible/greater extent
  80. [6] Successful afforestation projects (of badlands in catchment areas) (Tarbela/Mangla Watershed Project) (Rachna Doab Afforestation Project) (Baltistan 1995 onwards afforestation programme by Agha Khan Rural Support Programme – 830000 trees planted)
  81. [6] Named forest reserves/national parks/plantations
  82. [6] Awareness programmes about value of forests (run by NGOs)
  83. [6] Not possible/lesser extent
  84. [6] High cost
  85. [6] Projects difficult to manage (in remote/mountainous areas)
  86. [6] Security issues (in FATA/border areas)
  87. [6] Growing population/demand for timber/firewood/land (for housing, industry, agriculture, roads)
  88. [6] Government priorities

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About this question

Topic
The environment of Pakistan, O-Level Pakistan Studies (syllabus 2059). Structured question, 25 marks.
Source
O-Level Pakistan Studies, Oct/Nov 2015 Paper 2, question 1.

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