1. Which is the biggest country in Area ?

Answer: Russia

2. Which is Longest road tunnel in the World ?

Answer: Lærdal Tunnel (Norway - 24.51 kilometre)

3. Which is the highest dam in India ?

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

4. Which is Largest railway route in India ?

Answer: Dibrugarh in Assam to Kannyakumari in Tamil Nadu.

5. Which is tallest statue in world ?

Answer:

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

6. Which is largest Dam in World ?

Answer: Three Gorges (China)

7. Which is the largest gulf ?

Answer: Gulf of Mexico