CBSE Class 9 Answered

Advanced farming techniques, including irrigation and genetic manipulation of crops, has permitted an expansion of crop production in some areas of the country, there has been a decrease in other areas. Two significant trends occurring in the agricultural sector during the past century involved the increased use of machines and government price supports. These factors combined to allow operators to increase the size of their farms and gain efficiencies. While small farms still account for the majority of farms, economies of scale are driving the trend toward larger farm operations.