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NEET 2011
Exam
NEET
Year
2011
Subject
Botany
Chapter
Mineral Nutrition

NEET 2011 · Botany · Mineral Nutrition

Which one of the following is not a biofertilizer?

Which one of the following is not a biofertilizer?

Options

  1. ARhizobium
  2. BNostoc
  3. CMycorrhiza
  4. DAgrobacterium

Correct answer

D. Agrobacterium

Step-by-step solution

Agrobacterium is a Gram negative bacterium that causes tumours in plants. It is well known for its ability to transfer DNA between itself and plants, and for this reason it has become an important tool for genetic engineering. A. tumefaciens causes crown-gall disease in plants. It has Ti-plasmid.
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