LIVE Course for free

Rated by 1 million+ students
Get app now
0 votes
in Biology by (30.0k points)
closed by
Which one of the following is a plant disease caused by bacteria?
1. Yellow vein mosaic of Bhendi
2. Rust of wheat
3. Citrus canker
4. Blight of potato

1 Answer

0 votes
by (53.7k points)
selected by
Best answer
Correct Answer - Option 3 : Citrus canker

The correct answer is Citrus canker.

  • Citrus canker is a disease affecting citrus species caused by the bacteria Xanthomonas axonopodis.
  • Xanthomonas is a gram-negative bacteria.
  • Most of the pathogenic bacteria are from the gram-negative group.
  • Xanthomonas causes damage to the plant leaves, stems, and fruit.
  • The infection causes by citrus trees, including lime, oranges, and grapefruit.

  • The Yellow vein mosaic disease of Bhendi is a viral disease that causes heavy crop loss, especially if the disease occurs in the early stages of crop growth. 
  • The rust of wheat is caused by the fungi - Puccinia.
  • A blight of potato is caused by the fungi - Alternaria solani.

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.