1. Which is smallest and largest bird ?

Answer: Smallest Bird is Humming Bird and Largest bird is Ostrich

2. Which is the shortest day in the year ?

Answer: December 22

3. Which is longest railway station ?

Answer: Grand Central Terminal, Chicago(USA).

4. Which is the longest Platform ?

Answer:

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

5. Which is largest Dam in World ?

Answer: Three Gorges (China)

6. Which is the biggest country in Area ?

Answer: Russia

7. Which is Largest railway route in India ?

Answer: Dibrugarh in Assam to Kannyakumari in Tamil Nadu.