Which of the following is not a seed borne disease?

A. Redrot of sugarcane

B. Potato mosaic

C. Brown leaf spot of rice

D. Black gram of cotton

Answer: Option B

Solution(By Examveda Team)

Potato mosaic is not a seed borne disease. Mosaic virus of potatoes is one such disease that actually has multiple strains. Potato mosaic virus is divided into three categories. Symptoms of the different mosaic virus of potatoes may be similar, so the actual type usually can’t be identified by symptoms alone and is often just referred to as mosaic virus in potatoes.