**How does the UPSC's role affect the Indian administrative services?**
The UPSC (Union Public Service Commission) plays a crucial role in shaping the Indian Administrative Services (IAS) by conducting the recruitment examinations. It ensures a merit-based selection process, which serves to maintain high standards within the civil services. The UPSC's evaluation criteria encompass various aspects, such as integrity, leadership, and problem-solving abilities, essential for effective administration. Furthermore, the UPSC's given responsibilities influence the structural hierarchy and functioning of the IAS, ultimately impacting governance and public policy in India. This ensures a competent workforce dedicated to serving the nation.