1. Which Indian state has launched the 'Dhwanispandana Yojana' to help visually impaired passengers travel independently, equipping nearly 200 buses with audio device systems in Mysuru?

2. India and which country are set to sign a Free Trade Agreement (FTA) on July 24, 2025, covering goods, services, and movement for professionals?

3. Which former President of Nigeria, recently seen in the news, passed away in July 2025?

4. The Indian Army recently successfully tested which indigenously developed air defense system in Ladakh?

5. The Union Home Minister and Minister of Cooperation, Shri Amit Shah, unveiled which policy on July 24, 2025?