BOTANY

Detailed explanation-1: -Jaya & Ratna are semi-dwarf hybrid varieties of rice developed in India during the Green revolution. Due to these hybrid varieties production of Rice increased from 35 million tonnes to 89.5 million tonnes. The green revolution helped India to become Self-reliant in Agriculture.

Detailed explanation-2: -Jaya and Ratna are semi-dwarf varieties of rice that were developed in India. Rice production in India increased from 35 million tonnes to 89.5 million tonnes due to the development of these semi-dwarf varieties.

Detailed explanation-3: -Jaya and Ratna are high yielding semi dwarf varieties of rice developed in India in the wake of green revolution. Rice and wheat forms the staple diet for a majority of population in India. So, the correct answer is ‘Rice’

Detailed explanation-4: -This was part of the broader Green Revolution movement undertaken by Norman Borlaug, who used agricultural science and technology to improve agricultural production in the developing world. Jaya and Ratna are high yielding semi-dwarf types of rice grown in India after the Green Revolution.

Detailed explanation-5: -The correct answer is Rice. ‘Jaya’ and ‘Ratna’ developed for green revolution in India are the varieties of Rice. Green Revolution occurred in time period between 1960 to 1998. It was one of the major task for agricultural scientists in India to produce sufficient food for increasing population.