Biology
The bacterium which reduces the fertility of soil is

Nitrosomonas sp
Bacillus dentificans
Nitrobacter sp
Azotobacter sp

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Biology
Assertion (A): In human body liver has an important role in fat digestion.Reason (R) : Liver produces two important fat digesting enzymes.Codes

A is false but R is true
Both A and R are individually true and R is the correct explanation of A
A is true R is false
Both A and R are individually true, but R is not the correct explanation of A

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