1.

Match the followingsColumn AColumn B(a) Land use(1) Prevent soil erosion(b) Humus(2) narrow zone of contact between lithosphere, hydrosphere and atmosphere(c) Rock dams(3) Productive use of land(d) Biosphere(4) Organic matter deposited on topsoil(5) Contour ploughing

Answer»

Answer:(a) → 3, (b) → 4, (c) → 1, (d) → 2



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