Fig. 1 shows a school garden in Quetta where pupils compare crops grown under shade netting with crops in open ground. The area has hot summers, limited wat...
Question 1 Report
Fig. 1 shows a school garden in Quetta where pupils compare crops grown under shade netting with crops in open ground. The area has hot summers, limited water and occasional strong winds. The school plans to use its findings to advise nearby growers on climate-resilient food production.
(a) Identify one climate factor that can increase water loss from open soil. [1]
(b) Describe how shade netting may help young plants. [1]
(c) Explain two reasons why local trials are important before farmers invest in new methods. [2]
Answer Details
(a) High temperature / strong wind / intense sunshine [1]. (b) It lowers direct sunlight and temperature / reduces evaporation / protects plants from wind [1]. (c) Any two: local soils and climate may differ from other places [1]; trials show whether yields justify the cost [1]; farmers can compare water use and pest problems [1]; results reduce the risk of investing in unsuitable technology [1].
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