Secondary sector involves the industrial production. Industrial
activities use up the materials produced in the Primary sector and produce final products for consumption.
In the process, it creates massive employment of various scales. It also induces service sector like transport, market etc to flourish.As all the sectors of economy are interdependent, Secondary sector has a great contribution for the sustenance and growth of other sectors. Secondary sector induces growth and productivity to Primary sector and helps in nourishment of Tertiary sector. It produces instruments and appliances that directly help Primary sector for better production.
It assimilates disguised unemployment and the workers of Primary sector in their leisure period and could not let them escape from their activities. It also contributes significantly to the GDP of India and employment basket.