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Harmful and Useful Bacteria

Agrobacterium...

Question

Agrobacterium tumefaciens causes

A

Wilt

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B

Damping off

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C

Rust

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D

Crown gall

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Solution

The correct option is D Crown gall
Crown gall disease is a plant disease that is caused by the bacterium Agrobacterium tumefaciens. It results in the overgrowth appearing as knobbly swellings or galls on stems, roots, trunks, and branches. It affects mostly woody shrubs and herbaceous plants like grapes, raspberries, blackberries, and roses.
Thus, the correct answer is 'Crown gall.'

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Similar questions

Q. Assertion :Agrobacterium tumefaciens causes crown gall in dicots Stems. Reason: Agrobacterium tumefaciens enters host through wound and injuries.

Q. Read the two statements "a" and "b" and identify the correct choice from the given options.
a. Agrobacterium tumefaciens causes crown gall in dicots.
b. Agrobacterium tumefaciens enters host through wound and injuries.

Q. Read the two statements A and B and identify the correct choice from the given options.
Statement A : Agrobacterium tumefaciens is the causative agent of crown gall disease of dicots.
Statement B : Agrobacterium tumefaciens cause infection by entering the plant through wounds and injuries.

Virulence trait of Agrobacterium tumefaciens is borne on

Q. Agrobacterium tumefaciens: Gene transfer in plants :: Bacillus thuringiensis: _________

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