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Microbes In Human Welfare

Question
CBSEENBI12002479
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Which one of the following is not a biofertilizer

  • Rhizobium

  • Nostoc

  • Mycorrhiza

  • Agrobacterium

Solution

D.

Agrobacterium

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 reasin 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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