Which type of agriculture is commonly practised in the wheat-producing regions of the USA and Canada?
Commercial grain farming
Commercial grain farming, involving large mechanised farms growing wheat for sale, is common in the USA and Canada.
Intensive subsistence farming, shifting cultivation and plantation agriculture are practised in entirely different regions and contexts.
Hence, Commercial grain farming is the correct answer.
The soil ideal for growing cotton is:
Which of the following is Prime Meridian?
Lithosphere consists of