Which of the following is the most important food crop of India?

The correct answer is option 1: Rice

Rice is the most important food crop of India because it is the staple food for a large part of the population and is widely cultivated in many regions of the country. Rice is followed by wheat.

NCERT: "India contributes 22.07 per cent of rice production in the world and ranked second after China in 2018. About one-fourth of the total cropped area in the country is under rice cultivation."