Biology 1st Edition by Jung Choi, Jean DeSaix, Yael Avissar, Vladimir Jurukovski, Robert Wise,Connie Rye, OpenStax

Exercise 13

Figure 22.19 Which of the following statements about the nitrogen cycle is false? a. Nitrogen fixing bacteria exist on the root nodules of legumes and in the soil. b. Denitrifying bacteria convert nitrates (NO 3 - ) into nitrogen gas (N₂ ). c. Ammonification is the process by which ammonium ion (NH 4 + ) is released from decomposing organic compoundsd. Nitrification is the process by which nitrites (NO₂ - ) are converted to ammonium ion (NH 4 + ).