In the given nitrogen cycle,which process represents denitrification?

  • A
    $P$
  • B
    $Q$
  • C
    $R$
  • D
    $S$

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Similar Questions

In the nitrogen cycle,which of the following plays an important role?

Match Column $- I$ with Column $- II.$
Column $- I$Column $- II$
$(a)$ Nitrococcus$(i)$ Denitrification
$(b)$ Rhizobium$(ii)$ Conversion of ammonia to nitrite
$(c)$ Thiobacillus$(iii)$ Conversion of nitrite to nitrate
$(d)$ Nitrobacter$(iv)$ Conversion of atmospheric nitrogen to ammonia

Choose the correct answer from the options given below.

Which of the following is true for nitrogen fixation?

Nitrite is converted into nitrate by ........ bacteria.

Nitrogen is present in the soil in the form of
$I.$ Nitrates $II.$ Ammonium salts
$III.$ Nitrite $IV.$ None of these

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