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Question
How has the breeding programme helped in improving the public nutritional health? State two examples in support of your answer.
Solution
Breeding programme helped in improving the public nutritional health by breeding crops that are rich in nutrients.
This approach is called bio-fortification of crops. Objectives of bio-fortification are to improve −
i. Protein content and quality
ii. Oil content and quality
iii. Vitamin content
iv. Micronutrient and mineral content
Examples −
i. Maize hybrids developed in the year 2000 have twice the amount of lysine and tryptophan compared to other maize hybrids.
ii. Atlas 66 (a wheat variety having higher protein content)
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