In a coastal village west of Karachi, fishers compare old photographs with Fig. 1, a sketch of the present shore. Mangrove clearance for fuel and grazing ha...
Question 1 Report
In a coastal village west of Karachi, fishers compare old photographs with Fig. 1, a sketch of the present shore. Mangrove clearance for fuel and grazing has exposed low mudflats to waves and storm surges. The local council is assessing how this natural resource can protect economic activity and settlements.
(a) Name the vegetation labelled X. [1]
(b) Describe one condition needed for this vegetation to grow. [1]
(c) Explain three reasons why conserving X is important for the coastal area of Pakistan. [3]
Answer Details
(a) Mangroves [1] (b) Any one: saline/brackish tidal water [1]; muddy sheltered coast [1]; warm climate [1]; regular tidal flooding [1]. (c) Any three: roots reduce wave erosion/storm-surge impact [1]; provide nursery habitat for fish and prawns [1]; support fishing livelihoods and trade [1]; trap sediment and stabilise mudflats [1]; provide a renewable source of wood if managed [1]. [3]
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