Question

name the following:- 1) microorganism that increases soil fertility by fixing atmospheric nitrogen. 2) microorganism that coagulates milk. 3) a plant which shows root nodules formation .​
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Answer 1

Answer:

1.nostac and anabeana

2.lactobacillus sp.

3.rhizobium

Explanation:

Refer NCERT for further clearance..

Answer 2

Microorganisms that increases soil fertility by fixing atmospheric nitrogen

Free-living N₂-fixing bacteria : Azotobacter, Clostridium, Klebsiella, Beijerinckia

Symbiotic N₂-fixing bacteria : Rhizobium, Frankia, Xanthomonas

Microorganism that coagulates milk

Curd, cheese, yoghurt production : Lactobacillus, Streptococcus lactis

A plant show root nodules formation

Parasponia, Alnus, etc.