First slide

Microbes as Biofertilisers

Question

Which of the following microbes help us avoid heavy use of fertilizers in the agricultural lands?

Easy

A

Puccinia and Frankia
B

Trichoderma and Baculovirus
C

Azospirillum and Azotobacter
D

Thermus aquaticus and Cactoblastis

Solution

Bacteria can fix atmospheric nitrogen in free-living state in the soil examples Azospirillum and Azotobacter, thus enriching the nitrogen content of the soil.

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