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Biological Classification

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Advanced Botany

Plant Growth and Development
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Biological Classification
  1. The most throughly studied fact of the known bacteria-plant interactions is the
    1. cyanobacterial symbiosis with some aquatic ferns
    2. gall formation on certain angiosperms by Agrobacterium
    3. nodulation of Sesbania stems by nitrogen fixing bacteria
    4. plant growth stimulation by phosphatesolubilising bacteria
Correct Option: B

This phenomenon has been successfully used in genetic engineering to produce disease resistant varieties of plants.


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