Name the two activities on which the earliest human beings were dependent for their sustenance.
Which sector of economy accounted for the highest percentage of India’s total value of exports in 2003-2004?
Name the two metropolitan cities which are the main polluters of river Ganga before it reaches Varanasi.
What is a household industry?
It is the smallest manufacturing unit. The artisans use local raw materials and simple tools to produce everyday goods in their homes with the help of their family members or part-time labour.