Question

In 1943 the causal organism and host of Bengal famine was [BHU 1995; EAMCET 1995]
A) Wheat rust by Puccinia
B) Blast of rice by Pyricularia oryzae
C) Blast of rice by Xanthomonas oryzae
D) Brown leaf spot of rice by Helminthosporium oryzae

Answer 1

the answer to your question is C

Answer 2

In 1943, causal organism and Bengal famine host was Brown leaf spot of rice by Helminthosporium oryzae.

Explanation:

Brown leaf spot of rice by Helminthosporium oryzae is a broadly predominant disease in all the rice developing districts of India and different nations. It is endemic in regions of overwhelming precipitation like the submontane regions of Himalayan districts, Assam and Malabar Coast.

The ailment tends to be extreme on rice, developed on poor soils of lower pH, lacking in basic and follow components and particularly when accessible $K_{2} O$ is low.  

In India, this ailment was especially in the news when the Famine Enquiry Commission (1945) inferred that this sickness was one of the principal reasons for the well known Bengal Famine of 1942-43.