Who was Girish Sahni, and what notable position did he hold during his career?
1
A prominent scientist in the Indian Space Research Organisation (ISRO)
2
A renowned environmentalist and founder of Green India Mission
3
A former Director General of the Council of Scientific and Industrial Research (CSIR)
4
A key figure in the development of India's nuclear energy program
5
A leading agricultural scientist and recipient of the Padma Bhushan