The correct answer is (a) B. P. Pal.
B. P. Pal was an Indian agricultural scientist who is known for his work on the development of high-yielding varieties of wheat. He was also a pioneer in the field of economic ecology, which is the study of the interactions between the economy and the environment. In 1982, Pal was recognized by the United Nations Environment Programme (UNEP) as the “Father of Economic Ecology.”
Yash Pal was an Indian physicist and space scientist who is known for his work on the development of the Indian Space Research Organisation (ISRO). He was also a member of the Indian Parliament and the Rajya Sabha.
M. S. Swaminathan is an Indian agricultural scientist who is known for his work on the Green Revolution in India. He is also the founder of the International Rice Research Institute (IRRI).
R. Mishra is an
Indian politician who is the current Minister of Environment, Forest and Climate Change. He is a member of the Bharatiya Janata Party (BJP) and has been a member of the Rajya Sabha since 2012.B. P. Pal is the correct answer because he is the only one of the four scientists who is recognized by UNEP as the “Father of Economic Ecology.”