Homework Help is Here – Start Your Trial Now!
Science
Earth Science
The Nitrogen Cycle Nitrogen gas in atmosphere (N2) Fertilizers Runoff Terrestrial food webs Denitrification by bacteria Denitrification by bacteria to N2 Marine food webs Freshwater Nitrification by bacteria to NO, Nitrogenous wastes in soil Nitrification by bacteria to NO,, NO; Oceans Nitrification by bacteria to NO, Ammonification by bacteria and fungi to NH, Nitrogen fixation by bacteria Nitrogenous sediments fall to ocean floor Figure 20.12 Nitrogen enters the living world from the atmosphere through nitrogen-fixing bacteria. This nitrogen and nitrogenous waste from animals is then processed back into gaseous nitrogen by soil bacteria, which also supply terrestrial food webs with the organic nitrogen they need. (credit: modification of work by John M. Evans and Howard Perlman, USGS) Which of the following statements about the nitrogen cycle is false? a. Ammonification converts organic nitrogenous matter from living organisms into ammonium (NH4*). b. Denitrification by bacteria converts nitrates (NO3 )to nitrogen gas (N2). c. Nitrification by bacteria converts nitrates (NO3 )to nitrites (NO2) d. Nitrogen fixing bacteria convert nitrogen gas (N2) into organic compounds.

The Nitrogen Cycle Nitrogen gas in atmosphere (N2) Fertilizers Runoff Terrestrial food webs Denitrification by bacteria Denitrification by bacteria to N2 Marine food webs Freshwater Nitrification by bacteria to NO, Nitrogenous wastes in soil Nitrification by bacteria to NO,, NO; Oceans Nitrification by bacteria to NO, Ammonification by bacteria and fungi to NH, Nitrogen fixation by bacteria Nitrogenous sediments fall to ocean floor Figure 20.12 Nitrogen enters the living world from the atmosphere through nitrogen-fixing bacteria. This nitrogen and nitrogenous waste from animals is then processed back into gaseous nitrogen by soil bacteria, which also supply terrestrial food webs with the organic nitrogen they need. (credit: modification of work by John M. Evans and Howard Perlman, USGS) Which of the following statements about the nitrogen cycle is false? a. Ammonification converts organic nitrogenous matter from living organisms into ammonium (NH4*). b. Denitrification by bacteria converts nitrates (NO3 )to nitrogen gas (N2). c. Nitrification by bacteria converts nitrates (NO3 )to nitrites (NO2) d. Nitrogen fixing bacteria convert nitrogen gas (N2) into organic compounds.

Applications and Investigations in Earth Science (9th Edition)
Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
Section: Chapter Questions
Problem 1LR
See similar textbooks
icon
Related questions
Question

Figure 20.12 Which of the following statements about the nitrogen cycle is false?
a. Ammonification converts organic nitrogenous matter from living organisms into ammonium (NH4+). b. Denitrification by bacteria converts nitrates (NO3-) to nitrogen gas (N2).
c. Nitrification by bacteria converts nitrates (NO3-) to nitrites (NO2-).
d. Nitrogen fixing bacteria convert nitrogen gas (N2) into organic compounds.

The Nitrogen Cycle Nitrogen gas in atmosphere (N2) Fertilizers Runoff Terrestrial food webs Denitrification by bacteria Denitrification by bacteria to N2 Marine food webs Freshwater Nitrification by bacteria to NO, Nitrogenous wastes in soil Nitrification by bacteria to NO,, NO; Oceans Nitrification by bacteria to NO, Ammonification by bacteria and fungi to NH, Nitrogen fixation by bacteria Nitrogenous sediments fall to ocean floor Figure 20.12 Nitrogen enters the living world from the atmosphere through nitrogen-fixing bacteria. This nitrogen and nitrogenous waste from animals is then processed back into gaseous nitrogen by soil bacteria, which also supply terrestrial food webs with the organic nitrogen they need. (credit: modification of work by John M. Evans and Howard Perlman, USGS) Which of the following statements about the nitrogen cycle is false? a. Ammonification converts organic nitrogenous matter from living organisms into ammonium (NH4*). b. Denitrification by bacteria converts nitrates (NO3 )to nitrogen gas (N2). c. Nitrification by bacteria converts nitrates (NO3 )to nitrites (NO2) d. Nitrogen fixing bacteria convert nitrogen gas (N2) into organic compounds.
Transcribed Image Text:The Nitrogen Cycle Nitrogen gas in atmosphere (N2) Fertilizers Runoff Terrestrial food webs Denitrification by bacteria Denitrification by bacteria to N2 Marine food webs Freshwater Nitrification by bacteria to NO, Nitrogenous wastes in soil Nitrification by bacteria to NO,, NO; Oceans Nitrification by bacteria to NO, Ammonification by bacteria and fungi to NH, Nitrogen fixation by bacteria Nitrogenous sediments fall to ocean floor Figure 20.12 Nitrogen enters the living world from the atmosphere through nitrogen-fixing bacteria. This nitrogen and nitrogenous waste from animals is then processed back into gaseous nitrogen by soil bacteria, which also supply terrestrial food webs with the organic nitrogen they need. (credit: modification of work by John M. Evans and Howard Perlman, USGS) Which of the following statements about the nitrogen cycle is false? a. Ammonification converts organic nitrogenous matter from living organisms into ammonium (NH4*). b. Denitrification by bacteria converts nitrates (NO3 )to nitrogen gas (N2). c. Nitrification by bacteria converts nitrates (NO3 )to nitrites (NO2) d. Nitrogen fixing bacteria convert nitrogen gas (N2) into organic compounds.
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 4 steps

SEE SOLUTIONCheck out a sample Q&A here
Blurred answer
Recommended textbooks for you
Applications and Investigations in Earth Science …
Applications and Investigations in Earth Science …
Earth Science
ISBN:
9780134746241
Author:
Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:
PEARSON
Exercises for Weather & Climate (9th Edition)
Exercises for Weather & Climate (9th Edition)
Earth Science
ISBN:
9780134041360
Author:
Greg Carbone
Publisher:
PEARSON
Environmental Science
Environmental Science
Earth Science
ISBN:
9781260153125
Author:
William P Cunningham Prof., Mary Ann Cunningham Professor
Publisher:
McGraw-Hill Education
Earth Science (15th Edition)
Earth Science (15th Edition)
Earth Science
ISBN:
9780134543536
Author:
Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:
PEARSON
Environmental Science (MindTap Course List)
Environmental Science (MindTap Course List)
Earth Science
ISBN:
9781337569613
Author:
G. Tyler Miller, Scott Spoolman
Publisher:
Cengage Learning
Physical Geology
Physical Geology
Earth Science
ISBN:
9781259916823
Author:
Plummer, Charles C., CARLSON, Diane H., Hammersley, Lisa
Publisher:
Mcgraw-hill Education,
SEE MORE TEXTBOOKS