1. Which is the longest rail tunnel in India ?

Answer: Pir Panjal (J&k, 11215 metre)

2. Which is Biggest ocean in the world ?

Answer: Pacific ocean

3. Which is longest railway station ?

Answer: Grand Central Terminal, Chicago(USA).

4. Which is the largest sea in the world ?

Answer:

Philippine Sea

5. Which is the Densest populated State of India ?

Answer: West Bengal

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

Answer: Rajasthan

7. Which is Highest Battle field ?

Answer: Siachin Glacier. Mastguru team Salutes to Indian soldiers.