Which of the following is a free-living aerobic nitrogen

The Battle of Haldighati was fought between which two leaders.

When did Vasco da Gama, a resident of Portugal, reach Kozhikode (Calicut), Kerala, on the western coast of India?

Who among the following did NOT belong to the Slave Dynasty?

'Nine Gems of the Court of Akbar' the one who was a reputed poet of Hindi, was

Match the following historical battles with their participants:

Which ruler of the Chahamana dynasty made Ajmer his capital?

Consider the following statements: In the reign of Jahangir, Kandahar could not be recaptured due to