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Question

Which one is the wrong pairing for the disease and its causal organism?

A
Root knot of vegetables: Meloidogyne sp
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B
Late blight of potato : Alternaria solani
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C
Black rust of wheat: Puccinia graminis
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D
Loose smut of wheat: Ustilago nuda
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Solution

The correct option is B Late blight of potato : Alternaria solani

Alternaria solani is a fungal pathogen which belongs to the class Deuteromycetes, that produces a disease in tomato and potato plants called early blight. The pathogen produces distinctive "bullseye" patterned leaf spots and can also cause stem lesions and fruit rot on tomato and tuber blight on potato.


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