Explain selective breeding. Give any 'two' examples and their nutrients obtained by selective breeding.

Explanation

Selective breeding is the process which involves the search of seed or germplasm banks for existing varieties of crops that are rich in nutrients. Then these high nutrients varieties are then crossbreed with high yielding varieties of crops to obtain seed with increased nutrional value and hight yields.
Examples :
1. Sonalika wheat `rarr` High content of iron, zinc and magnesium also present.
2. Sharbati Sonara `rarr` High lysin content. wheat variety