New York City Subway has 468 stations (277 of which are under ground) in a network covering 370 km (230 miles)
Which of these national parks has the world's largest population of the Indian one horned Rhino ?
Which of the following makes us know the exact age of a tree ?
Where is the eastern Naval Command Headquarters ?
The parliament of Great Britain is housed in which of these buildings?
Who of the following scientists is named after ISRO in sriharikota ?