Question 1
Refer to the graph, which illustrates changes in the productivity of cereal production.
Describe the trend in cereal yield in China between 1990 and 2022.
[2]
Outline one way improved irrigation can increase cereal yield.
[2]
Explain two ways changes in cereal-production practices can increase the water footprint of the food produced.
[6]
Question 2
Refer to the graph, which provides a context for considering the adoption and diffusion of agricultural innovations.
I.
Identify the country with the highest cereal yield in 1990.
[1]
II.
Estimate Brazil's cereal yield in 2020, in kilograms per hectare.
[1]
Outline one reason a cereal farmer might delay adopting a new seed variety.
[2]
I.
Explain how expansion diffusion can spread an agricultural innovation.
[3]
II.
Explain how relocation diffusion can spread an agricultural innovation.
[3]
Question 3
Refer to the graph, which illustrates contrasts in the incidence of a vector-borne disease.
I.
Identify the country with the highest incidence of malaria in 2000.
[1]
II.
Estimate the incidence of malaria in Nigeria in 2022, in cases per 1000 people at risk.
[1]
Explain two ways urbanization can influence the incidence of malaria.
[2]
Explain two ways urbanization can change the types of food people consume.
[6]
Question 4
Refer to the graph, which provides a context for considering geographic controls on disease transmission.
I.
State the country with the highest incidence of malaria in 2022.
[1]
II.
Estimate the incidence of malaria in Uganda in 2010, in cases per 1000 people at risk.
[1]
Outline one reason malaria incidence may increase following a rainy season.
[2]
I.
Explain one way a mountain range can slow the diffusion of a vector-borne disease.
[3]
II.
With reference to one named water-borne disease, explain how low household income can increase its socio-economic impacts.
[3]
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Question 5
To what extent are variations in food consumption explained more by income than by physical factors?
[10]
Question 6
Examine the role of trade in changing patterns of food consumption.
[10]
Question 7
Evaluate the merits of a systems approach for comparing the sustainability of food production in different places.
[10]
Question 8
Examine how physical, economic and political barriers affect the rate of diffusion of agricultural innovations.
[10]
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Question 9
With reference to one vector-borne disease and one water-borne disease, examine how geographic factors influence their demographic and socio-economic impacts.
[10]
Question 10
To what extent is relocation diffusion more important than expansion diffusion in the spread of diseases?
[10]
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