Multiple choice

Which of the following statement(s) is/are false? P. Crown gall of mango is caused by Agrobacterium tumefaciens. Q. Erwinia carotovora causes fruit rot disease in tomato. R. Striatura ulcerosa disease in hemp is caused by Pseudomonas cannabina.

  1. P only

  2. Q only

  3. R only

  4. P, Q

  5. Q, R
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

P. The causative bacterial agent for crown gall in mango is Agrobacterium tumefaciens. Q. Fruit rot disease of tomato is caused by the bacteria Erwinia carotovora. R. The causative agent for Striatura ulcerosa in hemp is Pseudomonas amygdali. Pseudomonas cannabina causes blast disease in hemp. Hence, only R is the false statement.

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