Solution: The correct answer is option 4 i.e. Intensive subsistence agriculture. Farmers practise different types of farming in India, based on the nature of the land, climatic characteristics and available irrigational facilities. Subsistence Farming • In subsistence farming, the entire production is for only consumption. • There is no surplus to sell in markets. Such type of farming is adopted by small and marginal farmers on fragmented landholdings. • It includes generally food crops, and the methods of farming are generally archaic. Hence option 4 is not correct. Commercial farming • Commercial farming is the opposite of subsistence farming. • Its objective is to sell the produce in the market. • Commercial farming is done with modern tools and techniques, and High Yielding Varieties of seeds. • Dairy Farming, Grain Farming and Livestock Ranching are all types of commercial farming done for commercial purposes. Hence option 1,2 and 3 are correct. Extensive farming • Extensive farming is done on a large parcel of land. • The large patch is able to produce large amount but production per unit of land may be low. • Extensive farming is done in those countries where landholding size is large e.g. United States, Canada etc. • Extensive farming is almost absent in India except in few states such as Punjab, Haryana and Uttar Pradesh. Intensive Farming • The aim of intensive farming is to produce maximum output per unit of land. • It is common in India as well as South-East Asian countries such as Thailand, Vietnam, and Indonesia etc. Plantation Farming • Plantation Farming is the farming in an estate where a single cash crop is grown for sale. • Examples are Tea, Coffee, Rubber, Banana, Spices. Mixed Farming • Mixed farming refers to the raising of livestock along with the crops. • Mixed farming are economically better than other farming.