"Wings of Fire" is an autobiography of Dr. A.P.J. Abdul Kalam, who was an eminent Indian scientist and the 11th President of India. The book chronicles his early life, career in science and technology, significant contributions to India's missile and space programs, and the challenges he faced. It is an inspiring account that highlights his journey from humble beginnings to becoming a key figure in India's defense and space research.

Ashapurna Devi was the first woman to receive the Jnanpith Award. She was honored with this prestigious literary award in 1976 for her significant contributions to Indian literature, particularly in Bengali. Her works often focused on the struggles and aspirations of women in society, making her a prominent voice in advocating for gender equality through literature.

Punjab and PEPSU (Patiala and East Punjab States Union) were merged in 1956. This merger was part of the States Reorganisation Act, which aimed at reorganizing the boundaries of India's states and territories based on linguistic lines.

Magnesium is the only metal present in chlorophyll, which is the green pigment found in plants that plays a crucial role in photosynthesis. The magnesium ion at the center of the chlorophyll molecule is essential for capturing light energy and converting it into chemical energy during photosynthesis.

The Olympic Charter designates English and French as the official languages of the Olympic Games. The choice reflects the historical origins and international nature of the Olympics, with French being included as a tribute to Pierre de Coubertin, the founder of the modern Olympic Games.