Answer : 1. "IREDA"
Explanation :

Explanation: The Department of Public Enterprises has granted Navratna status to Indian Renewable Energy Development Agency Limited (IREDA). Established in 1987 under the Ministry of New and Renewable Energy, IREDA functions as a non-banking financial institution. Navratna status is awarded on the basis of specific criteria including consistently high performance, such as achieving 'Excellent' or 'Very Good' rating in the MOU for three out of the last five years and 60 or more in selected performance indicators. To achieve an overall score of.