In the Cologne World Cup held in Cologne, Germany, how many of the following medals, including three gold medals, have been won by Indian boxers?

"Mental health is a harmonious act of the whole personality" Which psychologist has this statement?

The national income is divided by the per capita income?

Substances that have a sour taste and which makes a solution of blue litmus red are called?

The world's largest cold desert is?

In which city the North-South and East-West Corridor super highways meet?

Who started the 'Silk Road' for Indians?

What is the kilowatt hour unit?