Q116 / 120 · NEET 2010 (Mains) · Zoology

Black (stem) rust of wheat is caused by

A
Alternaria solani
B
Ustilago nuda
Correct answer
C
Puccinia graminis
D
Xanthomonas oryzae

Solution

Black (stem) rust of wheat is caused by Puccinia graminis tritici, a fungus belonging to Sub-class-Teliomycetidae, OrderUredinales. It is a heteroecious species which completes its life cycle on two plants, ie, barberry (Berberis) plant and wheat (Triticum aestivum .

Hence, the correct answer is option: 'C'.

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