1. Which is the longest day in the year ?

Answer: June 21

2. Which is longest river in world ?

Answer: Nile, Africa

3. Which is tallest statue in world ?

Answer:

Spring Temple Buddha located in the Zhaocun township of Lushan County, Henan, China

4. Which is the deepest lake of the world ?

Answer: Lake Baikal

5. Which is the biggest country in Area ?

Answer: Russia

6. Which is longest railway station ?

Answer: Grand Central Terminal, Chicago(USA).

7. Which is the highest dam in India ?

Answer: Tehri Dam on Bhagirathi River in Uttarakhand (Height of 260 metres)