For the following questions answer them individually
Which one of the following is an insulator?
Bubbles of air rise up through liquids due to:
The largest source of pollution in the world is
Among the following states, the literacy rate is highest in
The minimum number of members that must be present to hold the meeting of the Lok Sabha is
India's population growth is characterized by
What will you call a system of taxation under which the poorer sections are taxed at higher rates than the richer sections?