Question

Plant disease in which pathogen is seen as a cottony growth on the surface of host is

• A. Rust
• B. Powdery mildew
  
• C. Downy mildew
  
• D. None of the above

Answer 1

The correct option is C Downy mildew

Plant disease in which pathogen is seen as a cottony growth on the surface of the host is Downy mildew. It is caused by Plasmopara viticola. It is a parasitic fungal disease.

Thus, the correct answer is option C.