Question

Powdery mildew of cereals is caused by :

• A. Ascomycetes
• B. Basidiomycetes
• C. Deuteromycetes
• D. Phycomycetes

Answer 1

Answer:

A. Ascomycetes

• Powdery mildew of cereals is caused by Ascomycetes.

• The fungi responsible for powdery mildew belong to the order Erysiphales within the phylum Ascomycota.

• Common examples that cause powdery mildew on cereals include species of Blumeria, such as Blumeria graminis, which is known to infect wheat, barley, and other grasses.

• These fungi are characterized by their superficial growth on the plant surface, forming a white, powdery mass, and they produce asexual spores called conidia.