Describe any five features of extensive commercial grain farming in the world.
Extensive commercial grain farming involves large-scale production of grains. The features are:
Large landholdings: Practiced over vast areas, mainly in temperate grasslands.
Mechanized farming: Uses advanced machinery for sowing, harvesting, and storage.
Low labor input: Relies on machines rather than manual labor.
Export-oriented: Produces surplus grain for export markets.
Climatic dependency: Requires specific climatic conditions like moderate rainfall and long growing seasons.
The correct IUPAC name of \([ \text{Pt}(\text{NH}_3)_2\text{Cl}_2 ]^{2+} \) is: