Question

The black rust of wheat is a fungal disease caused by

• A. Puccinia graminis
• B. Albugo candida
• C. Alternaria solani
• D. Claviceps purpurea

Answer 1

The correct option is A Puccinia graminis

The black rust of wheat disease is caused by Puccinia graminis. It belongs to the group basidiomycetes.

Albugo candida is a member of the oomycetes group and causes white rust disease in plants.

Alternaria solani belongs to the group deuteromycetes and causes the early blight disease in potato and tomato.

Claviceps purpurea is a member of the ascomycetes class of fungi and causes ergot of rye disease.