1. Which is longest tributary river of India ?

Answer: Yamuna

2. Which is the longest Platform ?

Answer:

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

3. Which is the longest wall in world ?

Answer: Great wall of China

4. Which is smallest state by area of India ?

Answer: Goa

5. Which is the lightest metal ?

Answer: Lithium

6. Which is the longest River in the World ?

Answer: Nile

7. Which is Place of heaviest rainfall ?

Answer: Mausinram (Meghalaya)