Indira Gandhi is the answer supported by the established record relevant to this First in India question. Jawaharlal Nehru is incorrect because that name or entity is associated with another office, achievement, award, event, or category. Rajendra Prasad is also incorrect; it may be historically important, but it does not hold this precise record. Rabindranath Tagore is incorrect because its qualifier, field, chronology, or milestone differs. The common exam trap is a changed word such as Indian, woman, independent India, individual, or honorary. Therefore the correct index, answer field, English explanation, and Hindi explanation should consistently identify Indira Gandhi. The correct answer is Indira Gandhi. The expression ‘first in India’ must be read precisely: the field, office, achievement, date and qualifying condition in the question all matter. A person may be the first Indian, the first woman, the first office-holder after Independence, or the first recipient of a particular distinction; these are not interchangeable claims. The alternatives Jawaharlal Nehru, Dr. Rajendra Prasad, Rabindranath Tagore belong to different achievements, periods or institutional roles. A reliable revision method is to record the pair ‘Who was the first woman Prime Minister of India? — Indira Gandhi’ together with its field and historical context.