Who is popularly known as the "Missile Man of India" for his contribution to India’s missile development programme?

Explanation

Dr. A.P.J. Abdul Kalam, known as the “Missile Man of India,” played a major role in developing missiles like Agni and Prithvi under IGMDP. He also contributed to ISRO’s SLV-III mission that launched Rohini in 1980. He served as India’s 11th President (2002–2007), popularly called the “People’s President.”