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One of the useful activities of several ...

One of the useful activities of several bacteria is

A

Nitrogen fixation

B

Nitrification

C

Operation of biogeochemical cycles

D

All of the above

Text Solution

Verified by Experts

The correct Answer is:
d
Some bacteria can fix atmospheric `N_(2)` like Azotobacter and Clostridium, some bacteria can nitrogen of ammonia into nitrate like Nitrosomonas and some bacteria help in biogeochemical cycle by breaking of complex organic compound into simple inorganic compound.
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