Agriculture yield is important thing in primary sector, it measures the amount of food produced in an area. Before Green revolution, India’s food grain production is not self sufficient to their own people, so India plan to launch the Green revolution. They approach the Norman Borlaug for implement the green revolution who is the Father of Green revolution. Then, India concentrate on High yielded variety (HYV) seeds, fertilisers subsidy, sufficient drainage for crops and so on. Green revolution increase our main food grains Rice and Wheat, HYV seeds give high yield than traditional agriculture method.
The correct answer is A. Desalination is the process used in countries with arid climates. Desalination is used as a water purifying step in these regions since in countries with arid climates have scarcity of fresh water sources.