Correct Answer: Both assertion and reason are true, and the reason is the correct explanation of the assertion.

Solution : The correct answer is (a) Both assertion and reason are true, and the reason is the correct explanation of the assertion.

The Green Revolution did indeed play a significant role in increasing agricultural productivity in India. The introduction of high-yielding varieties of seeds, modern agricultural techniques, and better irrigation facilities were key components of the Green Revolution and contributed to increased food production.

During the 1960s and 1970s, India faced a severe food shortage and was heavily dependent on food imports. To address this challenge, the Indian government, with the help of agricultural scientists and researchers, implemented the Green Revolution. This initiative focused on developing and disseminating improved seeds, such as dwarf wheat and high-yielding rice varieties, that had higher yields and were more resistant to pests and diseases.

The reason provided in the assertion correctly explains how the introduction of high-yielding varieties of seeds, modern agricultural techniques, and better irrigation facilities contributed to increased agricultural productivity in India during the Green Revolution.