The World's longest river is
1). Nile
2). Ganges
3). Amazon
4). Mississippin-Missouri
1. The largest Island in the Indian Ocean is:
2. Which is the warmest layer of the atmosphere?
3. The period of one revolution of sun around the centre ofgalaxy is called :
5. Urdu is the official language of _________.
6. Which of the following features is not formed by runningwater
7. Ranchi is the capital of which Indian State?
8. The Asiatic Society was established in Calcutta by -
9. Strait of Gibraltar connects which of the following?
10. ___________ is the most ecologically relevant environmental factor.