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...Cbse notes class social science geography chapter agriculture the transformation from a plant to finished product involves three types of economic activities primary secondary and tertiary include extraction production natural resources examples fishing gathering processing these manufacturing steel baking bread weaving cloth provide support sectors through services transport trade banking insurance advertising is activity favourable topography soil climate are vital for agricultural farm system or farming can be looked at as important inputs seeds fertilisers machinery labour operations involved ploughing sowing irrigation weeding harvesting outputs crops wool dairy poultry products subsistence commercial main depending upon geographical conditions demand produce level technology classified intensive primitive type farmer cultivates small includes shifting cultivation plot land using simple tools nomadic herding practised meet more with needs large number days s family sunshine fertil...