1. What is the name of brightest star ?

Answer: Sirius

2. Which is largest Delta of India ?

Answer: Sundarban (W. Bengal)

3. Which state is largest by Population ?

Answer: Uttar Pradesh

4. Which is the longest Platform ?

Answer:

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

5. Which is the biggest museum in the world ?

Answer: British Museum, London

6. Which is longest river of South India ?

Answer: Godavari

7. Longest rail tunnel in the world ?

Answer: Seikan Tunnel (Japan - 53.9 Km)