Which one of the following organizations is not involved in Scientific and Technological activities in India

Mamata Banerjee was sworn in as ............... Chief Minister of West Bengal.

Arrange the following Chief Election Commissioner of India in Chronological order :

1. N. Gopalaswamy
2. B. B. Tandon
3. S. Y. Quaraishi
4. Navin Chawla

Which one of the following is wrongly matched

Fill in the blank with the correct option

Gandhi married in...................

'Girl Star' is a