Question

Define Biofertilizers. Explain the production of Azotobacter biofertilizer.

Answer 1

Biofertilizer are the substance that contains microorganisms living or latent cell .

Answer 2

$\underline \bold {biofertilizers} \:$

These are the type of organic fertilisers that contain microorganisms in it.They are cheaper than the chemical fertilisers and are eco-friendly in nature.

They don't affect on the fertility of soil.

$\underline \bold{azotobacter }$

It is the type of bacteria which act as biofertilizer .It is oval and spherical in shape and have thick layer of cyst wall.

They play vital role in nitrogen cycle and also in

$\bold{nitrogen \: fixation}$

, which can't able to reach to plants they reach in the form of ammonium ions.

Azotobacter is a gram -negative bacteria which is found in neutal and basic or alkaline soil.