Examveda

Causal organism of smut of bajra is

A. Hymenochaete noxia

B. Usilago penicillariae

C. Ustilago segetum

D. Tolyposporium penicillariae

Answer: Option D

Solution (By Examveda Team)

Causal organism of smut of bajra is Tolyposporium penicillariae.
Tolyposporium penicillariae, the causal agent of pearl millet smut. Sporeballs of Tolyposporium penicillariae varied from circular to near-polyhedral and measured 42-325 × 50-175 μm.
The number of teliospores aggregated in balls varied from 200 to 1400. Teliospores were mostly circular and measured 7-12 μm diam.

This Question Belongs to Agriculture >> Plant Pathology

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