Step 1: Concept
The Green Revolution refers to a period of time during which agricultural production in developing countries was dramatically increased through the use of modern technology, including high-yielding varieties of seeds, fertilizers, and pesticides.
Step 2: Meaning
This term is used to describe the significant advancements made in agriculture that began in the mid-20th century, aiming to increase food production and combat hunger worldwide.
Step 3: Analysis
The Green Revolution was initiated during the 1960s. This period saw a series of innovations in agricultural technology, particularly in India where it had a profound impact on increasing crop yields and reducing famine. The key figures associated with this movement include Norman Borlaug, who developed high-yielding wheat varieties.
Option A (1947-48) is too early; the Green Revolution began after World War II.
Option B (1952-53) is also not correct as it predates the significant advancements of the Green Revolution.
Option D (1977-78) is too late, as by this time, the major impacts of the Green Revolution had already been realized.
Step 4: Conclusion
The period during which the Green Revolution was initiated is 1966-67.
Final Answer: (C)