Nitrate present in the soil is reduced to nitrogen by the process of denitrification. Which bacteria are responsible for denitrification?

  • A
    Thiobacillus
  • B
    Pseudomonas
  • C
    $A$ and $B$ both
  • D
    Nitrosomonas

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Similar Questions

Which one of the following is a wrong statement?

The soil organisms are

Select the correct option:
$(1)$ During $transamination$ / $reductive$ $amination$,an amino group is transferred from one amino acid to the keto group of a keto acid.
$(2)$ $Azotobacter$ / $Clostridium$ are free-living bacteria.

Match the following columns:
Column-$I$Column-$II$
$(A)$ Found in some amino acids$(1)$ $Mg$
$(B)$ Required for photolysis of water$(2)$ $I$
$(C)$ Not important for plants$(3)$ $S$
$(D)$ Structural component of chlorophyll$(4)$ $Mn$

Assertion $A$: Leguminous plants increase soil fertility.
Reason $R$: Azotobacter fixes atmospheric $N_2$.

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