Which one of the following is not correct with regard to ethnicity and nationalism?

Who was the first Speaker of the first Lok Sabha?

The annual addition to India's population is almost equal to the total population of:

In 2008-09, ............ continued to be the major source of India's imports.

Adding new unrelated product or services for present customers are called..............

Chand Bibi, the famous Muslim ruler, belonged to which of the following kingdoms?