The source of 'A' genome in wheat is

A. T. urartu

B. T. dicoccoides

C. T. durum

D. T. turgidum

Answer: Option A

Solution(By Examveda Team)

The source of 'A' genome in wheat is T. urartu.
Bread wheat, Triticum aestivum, is a hexaploid comprising an “A” genome from the wild diploid Triticum urartu (Au genome), a “B” genome most likely from Aegilops speltoides, and a “D”genome from Triticum tauschii.
The first cultivated wheat was the diploid Triticum monococcum, einkorn wheat selected from wild T.