Question
A microbial process in the nitrogen cycle that involves
the reduction of nitrate (NO ₃⁻ ) and nitrite (NO ₂⁻ ) in soil or water to gaseous nitrogen compounds, such as nitrogen gas (N ₂ ) or nitrous oxide (N ₂ O). This process is carried out by denitrifying bacteria, namely __________Solution
Psudomonas denitrificans : involved in the process of liberation of N2 and N2O.
A letter is taken out at random from ‘CHACHAKE’ and another is taken out from ‘PATAKHE’. The probability that they are the same letter is
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