1. Which is the longest Platform ?

Answer:

Gorakhpur railway station, Uttar Pradesh, India (1355.40 meters)

2. Which is longest river of South India ?

Answer: Godavari

3. Which is the lightest gas ?

Answer: Hydrogen

4. Which is largest Dam in World ?

Answer: Three Gorges (China)

5. Which is Largest Dome in World ?

Answer: St. Peter's Basilica (Rome)

6. Which is longest river in world ?

Answer: Nile, Africa

7. Which is largest Dome in India ?

Answer: Gol Gumbaz (Karnataka)