Fig. 1 shows a canal-irrigated farm near Rahim Yar Khan. A farmer has divided land between cotton, wheat and fodder, and uses a watercourse from a distribut...
Question 1 Report
Fig. 1 shows a canal-irrigated farm near Rahim Yar Khan. A farmer has divided land between cotton, wheat and fodder, and uses a watercourse from a distributary canal. The extension officer is investigating why agriculture remains important to Pakistan's economy.
(a) Identify the cash crop shown in the figure. [1]
(b) Describe two ways irrigation can increase agricultural output. [2]
(c) Explain three reasons why farming in this area faces economic risks. [3]
Answer Details
(a) Cotton [1] (b) Any two: water permits crop growth when rainfall is low [1]; reliable supply can allow more than one crop each year [1]; water supports higher yields and use of fertiliser [1]; irrigation can expand the area of productive land [1]. (c) Any three from: canal supply may be reduced by drought or upstream demand [1]; waterlogging or salinity can lower yields [1]; cotton prices may change in world trade [1]; pests and crop disease can reduce output [1]; high costs of seed, fertiliser, fuel or machinery can reduce profit [1]; flooding can damage crops and infrastructure [1].
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