Food production increases of the past 30 years have been attributed to either increases in areas of land under cultivation or increases in yields per hectare. In which region has the proportion of increased food supply attributed to increased areas under cultivation been the highest?
A) Middle East/North Africa
B) South America
C) Subsaharan Africa
D) East Asia
E) South Asia
Question 2
Which of the following are not among the major constraints on increasing food production per capita in Africa?
A) Food producing areas are far from population centers.
B) Insufficient area of productive soils
C) Erratic rainfall distribution and frequent droughts
D) Fertilizer use is very low.
E) Very rapid increases in human population numbers
In nest, under production
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