Give reasons.
(i) The Prairies are known as the ‘Granaries of the world’.
(ii) Rise of wool industry in the Velds.
(i) Scientific methods of cultivation and the use of tractors, harvesters and combines have made North America a surplus food producer. The Prairies are called the ‘Granaries of the world’ due to the huge production of wheat in this region.
(ii) Sheep rearing is the most-important occupation in the Velds. Sheep is bred mainly for wool, and has given rise to the wool industry in the Velds.