c. Processing commerce - - . . PM nursery companies, poultry, diary, piggery, hatcheries, nursery, fisheries, apiary etc are classic examples of genetic industries.
. Secondary Industries These are concerned with using the materials which have already been extracted at the primary stage. These industries process such materials to produce goods for final consumption or for further processing by other industrial units. For example mining of an iron ore is a primary industry, but manufacturing of steel by way of further processing of raw irons is a secondary industry.
Secondary industries may be further divided as follows: (i) Manufacturing Industries These industries are engaged in producing goods through processing of raw materials and thus creating form utilities. They bring out diverse finished products, which we consume or use, through the conversion of raw materials or partly finished materials in their manufacturing operations. Manufacturing industries may be further divided into four categories on the basis of method of operation for production. a.
Analytical Industry which analyses and separates different elements from the same materials, as in the case of oil refinery. b. Synthetic Industry which combines various ingredients into a new product, as in the case of cement. c.
Processing Industry which involves successive stages for manufacturing finished products, as in the case of sugar and paper. d. Assembling Industry which assembles different component parts to make a new product, as in the case of television, car, computer, etc. (ii) Construction Industries These industries are involved in the construction of building, dams, bridges, roads, as well as tunnels and canals.
. Tertiary industries or Service industries They do not produce goods. These industries produce utility services and sell them at a profit. They help trade, industry and commerce.
This term also includes auxiliaries to trade like banking, insurance, warehouse, advertisement etc. Classification of Tertiary industries i. Personalised service : Individuals and private institutions selling their services to others. E.g.
plumber, servant maid, etc. ii. Public Service : Government hospitals, schools, police, Government offices, etc. provide services to the people on behalf of the Government without profit motive.
iii. Distributive Service