NEET Botany Biological Classification Questions Solved

NEET - 2009

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

(1) late blight of potato-Alternaria solani

(2) Black rust of wheat-Puccinia graminis

(3) Loose smut of wheat-Ustilago nuda

(4) Root-knot of vegetables-Meloidogyne sp.

Audio Explanation:


(1) The causative agent of late blight of potato is fungus phytophthora infestans class-Oomycetes, order-Peronosporales, family-Pythiaceae. In India, the late blight of potato is a seed born disease.

Difficulty Level:

  • 48%
  • 15%
  • 12%
  • 27%
Crack NEET with Online Course - Free Trial (Offer Valid Till August 24, 2019)