India has a wide variety of relief features, which are the most important resources. Justify the statement.

India has a wide variety of relief features which includes mountains plains & plateaus.
(i) plain land area is about 43% of the land area which provide facilities for agriculture & industry.
(ii) Mountains account for 30% of the land area which provides facilities for tourism & ecological aspects .It also ensures perennial flow of some rivers.
(iii) About 27% of the plateau region is considered as a storehouse for minerals.