NITROGEN Cycle Quiz
Quiz
•
Biology
•
5th Grade
•
Practice Problem
•
Medium
Elmien Flemming
Used 13+ times
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9 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the process by which nitrogen gas is converted into ammonia by nitrogen-fixing bacteria?
Ammonia conversion
Nitrogen fixation
Nitrogen alteration
Nitrogen transformation
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which process involves the conversion of ammonia into nitrites and then into nitrates by nitrifying bacteria?
Nitrification
Photosynthesis
Ammonification
Denitrification
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the term for the process by which plants and animals take up nitrogen compounds to use in their biological processes?
Hydrogen fixation
Oxygen fixation
Nitrogen fixation
Carbon fixation
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the process by which organic nitrogen compounds in dead organisms and waste products are converted into ammonia by decomposers?
Ammonization
Nitrogenation
Decomposition
Ammonification
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which process involves the conversion of nitrates back into nitrogen gas by denitrifying bacteria?
Photosynthesis
Nitrogen fixation
Cellular respiration
Denitrification
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main source of nitrogen for the nitrogen cycle?
Ocean water
Volcanic eruptions
Coal combustion
Atmospheric nitrogen (N2) gas
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of bacteria are responsible for nitrogen fixation?
Nitrogen-fixing bacteria
Hydrogen-fixing bacteria
Oxygen-fixing bacteria
Carbon-fixing bacteria
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