Answer: B) Prime Minister Explanation: The rank of the different ministers is determined by the Prime Minister, according to whose advice the President appoints the Ministers [ Art 75(1) ] and also allocates business among them [ Art 77 ].

The father of the "Green Revolution" in the world is Dr. Norman Borlaug.

Dr. Norman Borlaug, an American agronomist and Nobel laureate, is widely regarded as the father of the Green Revolution. He played a pivotal role in developing high-yielding varieties of wheat and rice, which significantly increased agricultural production and helped alleviate food shortages in various parts of the world, particularly in Asia and Latin America. His work and innovations in agriculture had a profound impact on global food security, and he received the Nobel Peace Prize in 1970 for his contributions.