1. Which is the largest sea in the world ?

Answer:

Philippine Sea

2. Which is the largest gulf ?

Answer: Gulf of Mexico

3. Which is Highest Battle field ?

Answer: Siachin Glacier. Mastguru team Salutes to Indian soldiers.

4. Which is Longest Dam in India ?

Answer: Hirakod Dam (Orissa)

5. Which is Biggest ocean in the world ?

Answer: Pacific ocean

6. Which is Longest national highway of India ?

Answer: NH-7 ( Varanasi to Kanyakumari - 2,369 km)

7. Which is the Densest populated State of India ?

Answer: West Bengal