1. Which is longest railway station ?

Answer: Grand Central Terminal, Chicago(USA).

2. Which is the largest sea in the world ?

Answer:

Philippine Sea

3. Which is smallest continent of world ?

Answer: Australia

4. Which is Highest Gallantry Award in India ?

Answer: Paramveer Chakra

5. What is the name of brightest star ?

Answer: Sirius

6. Which is largest Delta of India ?

Answer: Sundarban (W. Bengal)

7. Which is the state largest by area in India ?

Answer: Rajasthan