A survey team maps a narrow valley near Chitral after a summer of rapid snowmelt. Fig. 1 is their sketch map. Villages have developed on small level surface...
Question 1 Report
A survey team maps a narrow valley near Chitral after a summer of rapid snowmelt. Fig. 1 is their sketch map. Villages have developed on small level surfaces beside the river, while the valley sides remain steep and unstable. The team is considering whether a new road would improve trade with the south.
(a) Name the landform labelled X. [1]
(b) Describe the likely direction of river flow shown in Fig. 1. [1]
(c) Explain why road construction in this valley may be difficult. [3]
Answer Details
(a) River terrace [1] (b) North to south/down-valley, as indicated by the arrow [1] (c) Any three: steep slopes require cutting/retaining walls [1]; landslides or rockfalls can block work/routes [1]; flooding during snowmelt damages bridges/road surface [1]; narrow valley leaves little space for a route [1]; remote terrain increases construction cost and time [1]. [3]
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