The UPSC exam promotes meritocracy in India by ensuring that the selection process is based on a candidate's knowledge and skills rather than background or connections. It provides equal opportunities for aspirants to demonstrate their capabilities through a transparent examination structure. This focus on merit allows the government to appoint qualified individuals to public positions, enhancing governance. By prioritizing talent, the UPSC encourages a fair and responsive administrative system, fostering a culture where performance is recognized and rewarded.