What is denitrification?

Which one of the following is associated with denitrification ?

Which one of the following is associated with denitrification ?

Which one of the following is associated with denitrification ?

Which one of the following is associated with denitrification ?

Find the odd man out Biological nitrogen fixation, ammonification, nitrification, denitrification, industrial nitrogen fixation

What do you mean by denitrification?

Identify the bacteria participating denitrification-

Which of the following is a bacterium involved in denitrification?

Which of the following is a bacterium involved in denitrification?