What is the function of denitrifying bacteria?

  • A
    Nitrogen is converted into nitrates.
  • B
    Nitrates are converted into nitrites.
  • C
    $NH_3$ is converted into nitrates.
  • D
    Nitrates are reduced to gaseous nitrogen and released into the atmosphere.

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Similar Questions

Nitrates are converted to nitrogen by

Reaction carried out by $N_{2}$ metabolising microbes include:
$I.$ $2 NH_{3} + 3 O_{2} \rightarrow 2 NO_{2}^{-} + 2 H^{+} + 2 H_{2} O$
$II.$ $2 NO_{2}^{-} + O_{2} \rightarrow 2 NO_{3}^{-}$
Which of the following statements about these equations is not true?

The conversion of nitrate to nitrous oxide and nitrogen gas is termed as

Which of the following is a bacterium involved in denitrification?

Choose the correct pair:
Column-$I$Column-$II$
$I$. NitrosomonasNitrite to nitrate
$II$. ThiobacillusDenitrification
$III$. NostocFree-living nitrogen fixer
$IV$. AzotobacterAnaerobic nitrogen fixer

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