AP BIOLOGY

Detailed explanation-1: -Livestock plays an important role in Indian economy. About 20.5 million people depend upon livestock for their livelihood. Livestock contributed 16% to the income of small farm households as against an average of 14% for all rural households.

Detailed explanation-2: -Initially, man passed through ‘the hunting and fishing stage’. During this period, his basic needs were adequately met by Nature. Wild animals, birds and fruits satisfied his hunger, and his thirst was quenched by the waters of springs and rivers. Caves gave him shelter and barks of trees were used as clothing.

Detailed explanation-3: -Animal husbandry helps in the proper management of animals by providing proper food, shelter and protection against diseases to domestic animals. It provides employment to a large number of farmer and thereby increases their living standards. It helps in developing high yielding breeds of animals by cross breeding.

Detailed explanation-4: -It includes various aspects such as feeding, breeding and disease control of cattle, goat, sheep, poultry and fish farming.