Microbes in Human WelfareHard
Question
Which one of the following is not biofertilizer ?
Options
A.Rhizobium
B.Nostoc
C.Mycorrhiza
D.Agrobacterium
Solution
Argobacterium is a Gram negative bacterium that causes tumours in plants. It is wellknown for its ability to transfer DNA between itself and plants, and for this reason it hasbecome an important tool for genetic engineering. A. tumefaciens causes crown-galldisease in plants. It has Ti-plasmid.
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